White Document Mailers

12" x 9" x 2" Literature Mailers. The perfect fit for your literature piece without the expense of a custom carton. Assembles in seconds without tape, glue or staples. Strong 200#/ECT-32-B oyster white corrugated construction. Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Assembles in seconds without tape, glue or staples..Strong 200#/ECT-32-B white corrugated construction..Ships and stores flat to save space..Dimensions: 12"L x 9"W x 2"H.The perfect fit for your literature piece without the expense of a custom carton.

The 12-3/4" x 15" Tab-Lock White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Dimensions: 12-3/4"x 15".Rigid chipboard construction protects contents from bending and crushing.Economical locking tabs secure contents.Attractive white mailers provide a clean and professional appearance.Lightweight mailers reduces postage costs.Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Economical tab-lock closure..Sold 100 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

The Partners Brand MFL16126 oyster white 6" x 16" deluxe literature mailers offers an economical option to ship and store your most important documents in a hassle-free manner. Designed with protective side flaps and front outside tuck closure for safet y, it assembles in seconds without the use of tape, glue or staples. Its rectangle shape ensures that it offers the best fit for your item. This mailer measures 6"H x 16"W x 12"D in size. It is shipped and stored flat to save space..Oyster white colored corrugated construction.Front outside tuck closure.Assembles in seconds without tape, glue or staples.Maximum protection for your most important documents.Manufactured from strong 200#/ECT32, B flute white corrugated.The Partners Brand MFL16126 oyster white 6" x 16" deluxe literature mailers provides a smart way to ship and store all your important documents in the easiest way possible.

The 7" x 9" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from lightweight chipboard to save on freight costs..No additional stiffeners needed..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Protect important documents and flat items with these Self-Sealing Fiberboard Mailers in White. Made from rigid fiberboard to prevent bending and damage, these mailers feature a secure self-sealing adhesive strip for quick, tamper-evident closure. With 200 mailers per carton, they’re ideal for high-volume shipping in offices, retail, and e-commerce environments..8" x 6".White Utility Flat Mailer.200/Case.Save money on shipping with these lightweight, economical mailers!

Protect important documents and flat items with these Self-Sealing Fiberboard Mailers in White. Made from rigid fiberboard to prevent bending and damage, these mailers feature a secure self-sealing adhesive strip for quick, tamper-evident closure. With 200 mailers per carton, they’re ideal for high-volume shipping in offices, retail, and e-commerce environments..9" x 7".White Utility Flat Mailer.200/Case.Save money on shipping with these lightweight, economical mailers!

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space. Deluxe Literature Mailers feature protective side flaps and a front outside tuck closure to provide maximum protection for your most important documents. Assembles in seconds without tape, glue or staples..Folds together in seconds, no tape needed.Strong 200#/ECT-32B white corrugated construction.Shipped flat for easy storage.Deluxe Literature Mailers provide maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B oyster white corrugated..Usable Inside Dimensions: 11 1/8"x8 3/4".Assembles in seconds without tape, glue or staples..Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Manufactured from strong 200#/ECT32-B oyster white corrugated.Usable Inside Dimensions: 14"x10".Maximum protection for your most important documents.Assembles in seconds without tape, glue or staples, and ships and stores flat to save space.Staples Brand 100% Satisfaction Guaranteed.Sold and shipped flat in bundle quantities.Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Maximum protection for your most important documents.Manufactured from strong 200#/ECT32-B white corrugated.Assembles in seconds without tape, glue or staples.Ships and stores flat to save space.Sold and shipped flat in bundle quantities.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B white corrugated..Assembles in seconds without tape, glue or staples..Ships and stores flat to save space..Dimensions: 12"L x 12"W x 4"H.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Partners Brand Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Assembles in seconds without tape, glue or staples..Strong 200#/ECT-32-B white corrugated construction..Ships and stores flat to save space..Dimensions: 15 1/8"L x 11 1/8"W x 5"H.Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..8" x 8" x 2-3/4".Features protective side flaps and front outside tuck closure.Folds together in seconds, no tape needed.Strong 200#/ECT-32B white corrugated construction.Shipped flat for easy storage.Staples Brand 100% Satisfaction Guaranteed.Deluxe Literature Mailers provide maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B oyster white corrugated..Usable Inside Dimensions: 08"x8".Assembles in seconds without tape, glue or staples..50/Bundle.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Ideal for shipping and storing photos, documents, artwork, floppy disks and reports. Peel-and-stick closure delivers a quick and secure seal. And its Unpadded design resists bending or crushing to guard the contents enclosed..Manufactured from lightweight chipboard to save on freight costs.Peel and seal closure.No additional stiffeners needed.Pull tab tear strip for easy opening

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B white corrugated..Assembles in seconds without tape, glue or staples..Ships and stores flat to save space..Dimensions: 14"L x 14"W x 4"H.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Protect important documents and flat items with these Self-Sealing Fiberboard Mailers in White. Made from rigid fiberboard to prevent bending and damage, these mailers feature a secure self-sealing adhesive strip for quick, tamper-evident closure. With 200 mailers per carton, they’re ideal for high-volume shipping in offices, retail, and e-commerce environments..13 1/2" x 11".White Utility Flat Mailer.200/Case.Save money on shipping with these lightweight, economical mailers!

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B white corrugated..Assembles in seconds without tape, glue or staples..Ships and stores flat to save space..Dimensions: 19"L x 12"W x 3"H.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Partners Brand Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space..Literature Mailers are the perfect fit for any literature piece..Strong 200#/ECT-32-B oyster white corrugated construction..Usable Inside Dimensions: 12"x12".Assembles in seconds without tape, glue or staples..50/Bundle.12" x 12" x 4".Folds together in seconds, no tape needed.Shipped flat for easy storage.Staples Brand 100% Satisfaction Guaranteed.Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

These mailers feature a rigid chipboard construction that protects contents from bending and crushing..Gusseted design expands to accept items up to 1" wide.Ship fragile items safely.Features a peel and seal closure.Convenient pull tab tear strip for easy opening.Additional stiffeners not required.Light-weight to save on postage.Attractive white mailers for a professional look

Partners Brand Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Quick assembly - No other supplies needed..Tabs fit snugly within cartons for a secure closure..Strong, ECT-32-B, white corrugated construction..Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Feature protective side flaps and front outside tuck closure..Maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B white corrugated..Assembles in seconds without tape, glue or staples..Ships and stores flat to save space..Dimensions: 12 1/8"L x 9 1/4"W x 3"H.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

Partners Brand Expansion Poly Mailers are made from strong polyethylene and protect products from moisture during shipping. These mailers feature gusseted bottoms to allow for thicker items. They are puncture, moisture, tamper and tear resistant and feature an easy open perforated tear strip. High strength seams will keep contents intact even if over packed. Mailers measure 15" x 20" x 4" and are sold 100 per case..Strong, polyethylene mailers protect products from moisture during shipping..Features a gusseted bottom to allow for thicker items such as binders, books and catalogs..Puncture, moisture, tamper and tear-resistant..High strength seams will keep contents intact even if over packed..The outer surface of the mailer is white and the inner lining is silver..Labels, ink and stamps adhere well..Self-seal closure with a double perforation tear strip for easy opening..Expansion Poly Mailers feature gusseted sides for thicker items.

The deluxe literature mailer offers maximum protection for sending your most important documents. Each box assembles in seconds and is made of a strong corrugated materials, making it both efficient and effective. The mailer is a spacious 12" by 9", so most documents will fit comfortably. It is sturdy enough to hold hardcover books and other heavy items. When not in use, these mailers store flat to save space..Maximum protection for your most important documents.Manufactured from strong 200#/ECT32-B oyster white corrugated material.Ships and stores flat to save space.5 per Pack.Staples Brand 100% Satisfaction Guarantee.The Staples deluxe literature mailer makes sending documents easy and worry-free

The 5-1/8" x 5-1/8" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 200 per Case..5-1/8" x 5-1/8".QuickStrip closure is quick and easy to use - simply remove strip and press to close.Rigid chipboard construction protects contents from bending and crushing.Attractive white mailers provide a clean and professional appearance.Convenient tear-tab opens easily without harming contents.Lightweight mailers reduces postage costs.Staples Brand 100% Satisfaction Guaranteed.Dimensions: 5-1/8" x 5-1/8".Manufactured from .020 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Convenient peel and seal closure with pull tab tear-strip for easy opening..Sold 200 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Keep items secure during shipping with these poly mailers. Self-adhesive closures keep contents safely stored inside each envelope, and the durable poly construction offers added protection during mailing. A white exterior color lends a clean, professional look to your mailings. Packaged in 100-count boxes, these Staples 14 x 17-inch white poly mailers make it easy to keep your supply area stocked..Overall outside dimensions could vary.Single-use self-sealing closure.Mailers are made of polypropylene and come in white.Opens easily with a tear strip.Box contains 100 poly mailers.Give large photos, documents, and other items a durable mailing option with these Staples 14 x 17-inch white poly mailers.

18" x 18" x 2" Literature Mailers. The perfect fit for your literature piece without the expense of a custom carton. Assembles in seconds without tape, glue or staples. Strong 200#/ECT-32-B oyster white corrugated construction. Ships and stores flat to save space..Strong 200#/ECT-32-B oyster white corrugated construction..18" x 18" x 2".Literature mailers useful for shipping documents and books of many sizes.Ships and stores flat to save space..Assembles in seconds without tape, glue or staples..Mailers are sold and shipped in bundles of 25..The perfect fit for your literature piece without the expense of a custom carton.

Partners Brand Deluxe Literature Mailer provides maximum protection for your most important documents. Ships and stores flat to save space..Folds together in seconds, no tape needed.Strong 200#/ECT-32B white corrugated construction.Shipped flat for easy storage.Staples Brand 100% Satisfaction Guaranteed.Deluxe Literature Mailers provide maximum protection for your most important documents..Manufactured from strong 200#/ECT32-B oyster white corrugated..Usable Inside Dimensions: 18"x12".Assembles in seconds without tape, glue or staples..25/Bundle.Partners Brand Deluxe Literature Mailers feature protective side flaps and front outside tuck closure.

The 9" x 6" Self-Seal Side-Opening White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 200 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from white chipboard..Lightweight to save on postage..No additional stiffeners needed..Side loading style makes inserting and retrieving documents easier..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

The 11" x 13-1/2" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from lightweight chipboard to save on freight costs..No additional stiffeners needed..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Partners Brand Literature Mailers assemble in seconds without tape, glue or . Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Assembles in seconds without tape, glue or staples..Strong 200#/ECT-32-B white corrugated construction..Ships and stores flat to save space..Dimensions: 9"L x 9"W x 3"H.Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

Partners Brand Literature Mailers assemble in seconds without tape, glue or . Ships and stores flat to save space..Literature Mailers are the perfect fit for any literature piece..Assembles in seconds without tape, glue or staples..50/Bundle.12" x 12" x 2".Folds together in seconds, no tape needed.Strong 200#/ECT-32B white corrugated construction.Shipped flat for easy storage.Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

Partners Brand Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Quick assembly - No other supplies needed..Tabs fit snugly within cartons for a secure closure..Strong, ECT-32-B, white corrugated construction..Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

JAM Paper® Open End Envelopes are great for keeping and sending important papers and documents..5 1/2" x 7 1/2" Open End.5 1/2" x 7 1/2" Open End Envelopes.Made with white paper.Gum Closure.50 envelopes per pack.Safety Data Sheet

Preserve shipment quality and protect products in transit with these polyethylene mailers. Impervious to moisture and punctures these dependable mailers are designed to handle the inherent stresses of parcel shipping. High-strength seams keep contents intact even if overpacked, while a perforated tear strip provides easy-open convenience. Gusseted bottoms allow poly mailers to accommodate thicker items such as books, binders, and catalogs..Strong, polyethylene mailers protect products from moisture during shipping..Features a gusseted bottom to allow for thicker items such as binders, books and catalogs..Puncture, moisture, tamper and tear-resistant..High strength seams will keep contents intact even if over packed..The outer surface of the mailer is white and the inner lining is silver..Labels, ink and stamps adhere well..Self-seal closure with a double perforation tear strip for easy opening..Ship a variety of items with these Partners Brand expansion poly mailers, which feature self-seal closures and high-strength seams.

The 11-1/2" x 9" White Utility Flat Mailers are environmentally-friendly made from 100% recycled paperboard and are 100% recyclable. Mailers feature a convenient, pressure sensitive closure with tear strip for easy opening. Sold 200 per case..11 1/2" x 9".White Utility Flat Mailer.200/Case.Save money on shipping with these lightweight, economical mailers!

Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space. The construction of our Protection Literature Mailers include the use of 32 ECT-B material, these are durable and reliable. They come in a pre-folded form that is easy to assemble and pack. On the oyster white color surface of these mailers, you can easily write down some information about the shipment or products. This is also the reason why these mailers are easy to identify from bulk shipments. We deliver these mailers flat and in bulk to save on shipping costs and storage space..Literature Mailers are the perfect fit for any literature piece.Strong 200#/ECT-32-B oyster white corrugated construction.Usable Inside Dimensions: 15-1/8"x11-1/8".Assembles in seconds without tape, glue or staples.Folds together in seconds, no tape needed.Shipped flat for easy storage.All ship and store flat to save space.The perfect fit for your literature piece without the expense of a custom carton.

Pack your merchandise with our Poly Mailer, 10" x 13" . It is 1000 pieces per pack..Poly mailer is used for added protection while shipping..High strength seams will keep contents intact even if over packed..Light-weight for lower shipping costs

JAM Paper® Open End Envelopes are great for keeping and sending important papers and documents..50 envelopes per pack.Made with white paper.Gum Closure.Safety Data Sheet

Staples® 18" x 24" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 50 per Case..18" x 24".QuickStrip closure is quick and easy to use - simply remove strip and press to close.Rigid chipboard construction protects contents from bending and crushing.Attractive white mailers provide a clean and professional appearance.Convenient tear-tab opens easily without harming contents.Lightweight mailers reduces postage costs.Dimensions: 18" x 24".Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Convenient peel and seal closure with pull tab tear-strip for easy opening..Sold 50 per case..Staples® Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Protect important mail from tampering or damage with these durable poly mailers. Provides defense against rips and tears, while the white surface is a perfect backdrop for address labels or printing in ink. The self-stick construction ensures a solid seal. With 100 Staples 10 x 13-inch poly mailers in each pack, you can easily stock your mail room..Overall outside dimensions: 10" x 15.1".Features a single-use self-sealing closure.Mailer is made of polypropylene and comes in white.Opens easily with a tear strip.Pack contains 100 poly mailers.Tamper-evident self-seal adhesive strip closure.Square flap with tear-resistant seams.Provide secure shipping for important documents, photos and other items with these Staples 10 x 13-inch poly mailers.

The 6" x 6" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 200 per Case..6" x 6".QuickStrip closure is quick and easy to use - simply remove strip and press to close.Rigid chipboard construction protects contents from bending and crushing.Attractive white mailers provide a clean and professional appearance.Convenient tear-tab opens easily without harming contents.Lightweight mailers reduces postage costs.Staples Brand 100% Satisfaction Guaranteed.Dimensions: 6" x 6".Manufactured from .028 white chipboard..Strong chipboard mailers protect photos and documents during shipping..Light-weight to save on postage, no additional stiffeners needed..Convenient peel and seal closure with pull tab tear-strip for easy opening..Sold 200 per case..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

Partners Brand Expansion Poly Mailers are made from strong polyethylene and protect products from moisture during shipping. These mailers feature gusseted bottoms to allow for thicker items. They are puncture, moisture, tamper and tear resistant and feature an easy open perforated tear strip. High strength seams will keep contents intact even if over packed. Mailers measure 13" x 16" x 4" and are sold 100 per case..Strong, polyethylene mailers protect products from moisture during shipping..Features a gusseted bottom to allow for thicker items such as binders, books and catalogs..Puncture, moisture, tamper and tear-resistant..High strength seams will keep contents intact even if over packed..The outer surface of the mailer is white and the inner lining is silver..Labels, ink and stamps adhere well..Self-seal closure with a double perforation tear strip for easy opening..Expansion Poly Mailers feature gusseted sides for thicker items.

Partners Brand Literature Mailers assemble in seconds without tape, glue or staples. Ships and stores flat to save space..The perfect fit for your literature piece without the expense of a custom carton..Assembles in seconds without tape, glue or staples..Strong 200#/ECT-32-B white corrugated construction..Ships and stores flat to save space..Dimensions: 17 1/8"L x 11 1/8"W x 3"H.Partners Brand Literature Mailers are the perfect fit for your literature piece without the expense of a custom carton.

The 12-3/4" x 15" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from lightweight chipboard to save on freight costs..No additional stiffeners needed..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

13" x 16" x 2" Expansion Poly Mailers are made from strong polyethylene and protect products from moisture during shipping. These mailers feature gusseted bottoms to allow for thicker items. Sold 100 per case..Strong, polyethylene mailers protect products from moisture during shipping..Features a gusseted bottom to allow for thicker items such as binders, books and catalogs..Puncture, moisture, tamper and tear-resistant..High strength seams will keep contents intact even if over packed..The outer surface of the mailer is white and the inner lining is silver..Labels, ink and stamps adhere well..Self-seal closure with a double perforation tear strip for easy opening..Strong Expansion Poly Mailer protects products from moisture during shipping.

Ship and store your most important documents in a hassle-free and safe manner with the Partners Brand MFL15112 oyster white 2" x 15.13" deluxe literature mailers. It is designed with protective side flaps and front outside tuck closure that offers added protection. It assembles easily without the use of tape, glue or staples. Its rectangle shape ensures that there is more space to store your items. This mailer comes in a size of 2"H x 15.13"W x 11.13"D. It can be shipped and stored flat to save space..Product Type: Literature Mailers.Oyster white colored corrugated construction.Dimensions: 2"H x 15.13"W x 11.13"D.Front outside tuck closure.Assembles in seconds without tape, glue or staples.The Partners Brand MFL15112 oyster white 2" x 15.13" deluxe literature mailers provides a smart way to ship and store all your important documents in the easiest way possible.

The 13" x 18" Self-Seal White Flat Mailers are made from strong chipboard and require no additional stiffeners to protect your documents. Sold 100 per Case..Strong chipboard mailers protect photos and documents during shipping..Manufactured from lightweight chipboard to save on freight costs..No additional stiffeners needed..Peel-and-seal closure..Pull tab tear strip for easy opening..Self-Seal White Flat Mailers are strong to protect photos and documents during shipping.

The 6" x 39" Long Poly Mailer is made of strong 2.5 mil polyethylene. Mailers feature a self-seal closure and are lightweight to save on shipping. Poly Mailers are moisture proof and puncture resistant. Sold 100 per case..6 x 39.Water, tear, and puncture resistant.100/Carton.Strong polyolefin Long Poly Mailer protects products from moisture during shipping.

Partners Brand Expansion Poly Mailers are made from strong polyethylene and protect products from moisture during shipping. These mailers feature gusseted bottoms to allow for thicker items. They are puncture, moisture, tamper and tear resistant and feature an easy open perforated tear strip. High strength seams will keep contents intact even if over packed. Mailers measure 11" x 13" x 4" and are sold 100 per case..Strong, polyethylene mailers protect products from moisture during shipping..Features a gusseted bottom to allow for thicker items such as binders, books and catalogs..Puncture, moisture, tamper and tear-resistant..High strength seams will keep contents intact even if over packed..The outer surface of the mailer is white and the inner lining is silver..Labels, ink and stamps adhere well..Self-seal closure with a double perforation tear strip for easy opening.