First-Class Mail Envelopes

16 results
Quality Park USPS First Class Self-Adhesive Mailer Envelope, #98, Green/White, 10" x 15", 100/Box (QUAR1670) image 1
Item: QUAR1670
Model: QUAR1670

Survivor 10" x 15" DuPont Tyvek First Class Border Catalog Mailer with Self Sealing Closure, 14 lb., Puncture, Tear and Moisture Resistant, 100 per Box .Send important documents with the confidence you get from Tyvek Mailers..For bulky mailings that need extra protection.Convenient Flap-Stik closure.Tyvek provides extra protection from punctures, tears and moisture.Envelopes made of DuPont Tyvek won't rip, tear or puncture.Envelopes made of DuPont Tyvek won't rip, tear or puncture.Much stronger and more secure than traditional paper envelopes.Water and moisture resistant.Lightweight to save on postage costs.Easy to use.Peel and seal.Environmentally safe Tyvek contains 25% post-consumer recycled content.Patented release strip makes envelopes easy to open.First class.Open-ended

Price is  $190.63
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Staples First Class Self Seal #13 Envelope, 10" x 13", White with green diamond border, 100/Box (ST195032-CC) image 1
Item: 195032
Model: ST195032-CC

Get correspondence where it needs to be fast with these self-sealing catalog envelopes. Each envelope is easily sealed by simply folding the flap and pressing down, while the 28-pound white wove paper offers durability and a high-contrast background for addresses and logos. These Staples wove catalog envelopes have a repeating border pattern that makes them easily identifiable as first class..Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes.White paper shows labeling and writing clear and concise.Dimensions: 10"L x 13"H, size #13.Self seal for secured sealing.Envelopes come in boxes of 100, making them an easy and economical choice for the business that needs to spend wisely without sacrificing quality.Ship vital information quickly with this 100-pack of Staples 10 x 13-inch self-sealing white wove first-class catalog envelopes.

Price is  $44.59
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Quality Park 9" x 12" First Class Brown Kraft Clasp Envelopes, 100/Box image 1
Item: 513558
Model: QUA54290

Price is  $28.99
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Staples First Class EasyClose Catalog Envelopes, 10" x 13", White with Green Diamond Border, 100/Box (SPL486930) image 1
Item: 486930
Model: ST50188-CC

Seal envelopes shut without trouble by using these Staples EasyClose first-class catalog envelopes. Each envelope has a repeating border pattern to quickly identify it as first class, while the EasyClose feature on the flap lets you seal contents securely with ease. These Staples EasyClose first-class catalog envelopes are made with 28-pound white wove material for durability and come with 100 envelopes per box..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in white and made of paper.Dimensions: 10"L x 13"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Make your mail easy to identify as first class with this 100-pack of Staples EasyClose 10 x 13-inch white first-class catalog envelopes.

Price is  $45.19
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Staples First Class EasyClose Catalog Envelopes, 9"L x 12"H, White and Green, 100/Box (SPL486929) image 1
Item: 486929
Model: ST50191-CC

Mail reports, brochures or documents in these first-class envelopes. Each one in this 100-pack is clearly marked with a green border and a label for first-class shipping, and it features EasyClose strips that let you simply peel and press for secure closure. Made from 28-pound white woven material, these Staples EasyClose catalog envelopes are durable for mailing larger items..Catalog envelopes are a reliable choice for multiple kinds of personal and business mailing purposes.White paper shows labeling and writing clear and concise.Dimensions: 9"L x 12"H, size #10.EasyClose peel-and-stick closures speed up mail preparation time, and keep contents sealed for safety and convenience.Envelopes come in boxes of 100, making them an easy, and economical choice for the business that needs to spend wisely without sacrificing quality.Ship catalogs and documents with this 100-count box of Staples EasyClose 9 x 12-inch first-class catalog envelopes.

Price is  $37.79
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Quality Park Ship-Lite First Class Tyvek Catalog Envelopes, 9x12" image 1
Item: 456561
Model: QUAS3615

Envelopes are made of durable, reinforced, multi-layered paper material that resists moisture. Linen-like surface provides a professional look and is a strong, lightweight alternative to regular paper. Features the self-seal Flap-stik® closure and patente d easy-open design. Ideal for bulky mailings..Color: White.Envelope size: 9" x 12".Flap: Square.Closure type: Flip-Stik.Reinforced paper material has moisture-resistant, linen-like surface.First Class white.100 per box.Stronger and more durable than traditional paper envelopes.

Price is  $114.89
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Staples First Class Tyvek EasyClose Catalog Envelopes, 13" x 10", White, 100/Box (SPL534651) image 1
Item: 534651
Model: SPL534651

Enjoy the convenience of easy-sealing with these first-class catalog envelopes. Each envelope is reinforced with Tyvek for enhanced durability, while the QuickStrip closure makes sealing as easy as removing the adhesive strip. These Staples EasyClose Tyvek envelopes are lightweight to cut down on shipping costs and expand up to 2 inches, so there's room for binders, presentations and bulky files..Catalog envelopes are a convenient and reliable choice for personal and business mailing purposes.Comes in white and made of Tyvek.Dimensions: 13"L x 10"H; size #13.EasyClose peel-and-stick closures to speed up mail preparation time.Envelopes come in boxes of 100, making them an easy and economical choice.QuickStrip closure is quick and easy to use: simply remove strip and press to close.Water- and moisture-resistant.Expands up to 2" for greater storage capacity.Seal important mail securely with this 100-pack of Staples EasyClose Tyvek 10 x 13-inch expandable first-class catalog envelopes.

Price is  $336.29
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ComplyRight First Class Peel & Seal Tax Envelope, 9.5" x 12", White/Blue, 50/Pack (PEO41) image 1
Item: 24588702
Model: PEO41

The ComplyRight First Class income tax return window envelope serves as a multipurpose tax return envelope that will dress up every tax return and report from your office. Easily mail large documents and tax returns with an address cover sheet, a perfect solution to quickly seal and protect data. The way you present your work needs to match your firm's professionalism every step of the way. Both the recipient address and return address show through the envelope windows..Multipurpose tax return envelope quickly seals and protects data that will dress up every tax return and report from your office.Dimensions: 9.5" x 12".Made of paper in white with blue accents.Features a peel-and-seal closure to quickly self seal and protect data.Features two 6" x 2" windows in the center (top window location: 2.75" from top, 2" from left; bottom window location: 2.75" from top, 2" from left).50 envelopes per pack.Both the recipient address and return address show through the windows

Price is  $33.29
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Quality Park First Class Redi-Strip Redi-Seal Catalog Envelope, 10" x 13", White/Green Border, 100/Box (44786) image 1
Item: QUA44786
Model: QUA44786

Business and commercial use.Redi-Strip™ closure; requires no moisture to seal.28 lb. white wove.10" x 13".100/Bx.Convenient Redi-Strip™ closure requires no moisture to seal.Peel off strip keeps adhesive free from dust for longer shelf life.First class border.Made in the USA

Price is  $74.99
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Quality Park First Class Tyvek Open End Catalog Envelopes, 6" x 9", Green/White, 100/Box (R1330) image 1
Item: 51710
Model: QUAR1330

Convenient Flap-Stik closure requires no moisture to seal..Envelopes made of DuPont Tyvek won't rip, tear or puncture.Much stronger and more secure than traditional paper envelopes.Water and moisture resistant.Lightweight to save on postage costs.Easy to use.Peel and seal.Patented releasestrip makes envelopes easy to open.First Class.Open-ended

Price is  $69.29
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ComplyRight First Class Moisture Seal Tax Envelope, 9.5" x 12", White/Blue, 50/Pack (PES45) image 1
Item: 24588693
Model: PES45

The ComplyRight First Class income tax return window envelope serves as a multipurpose tax return envelope that will dress up every tax return and report from your office. Easily mail large documents and tax returns with an address cover sheet, a perfect solution to quickly seal and protect data. The way you present your work needs to match your firm's professionalism every step of the way. Both the recipient address and return address show through the envelope windows..Multipurpose tax return envelope quickly seals and protects data that will dress up every tax return and report from your office.Dimensions: 9.5" x 12".Made of paper in white with blue accents.Features a moisture seal closure to quickly self seal and protect data.Features two 6" x 2" windows in the center (top window location: 2.75" from top, 2" from left; bottom window location: 2.75" from top, 2" from left).50 envelopes per pack.Both the recipient address and return address show through the windows

Price is  $33.29
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Quality Park #110 Tyvek Self-Adhesive USPS First Class Mailer, 12" x 15.5", White/Green, 100/Box (QUAR1800) image 1
Item: QUAR1800
Model: QUAR1800

First-class envelopes made of DuPont Tyvek won't rip, tear or puncture. They are much stronger and more secure than traditional paper envelopes. Water-resistant and moisture-resistant envelopes are lightweight to save on postage costs. Envelopes are easy to use. Simply peel and seal..For bulky mailings that need extra protection.Convenient Flap-Stik closure.Tyvek provides extra protection from punctures, tears and moisture.Envelopes made of DuPont Tyvek won't rip, tear or puncture.Much stronger and more secure than traditional paper envelopes.Water and moisture resistant.Lightweight to save on postage costs.Environmentally safe Tyvek contains 25% post-consumer recycled content.Patented release strip makes envelopes easy to open.Release strip is easily accessible, yet maintains security of contents.Flap-Stik closure requires no moisture to seal.Keeps your mail protected against bad weather, spills and rough handling.Open-ended.Patented release strip makes these open-end catalog envelopes easy to open. Convenient Flap-Stik closure does not require moisture to seal.

Price is  $157.09
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Partners Brand Tyvek Expandable Envelopes, 12" x 16" x 2", First Class, White/Green, 100/Case (TYE12162FC) image 1
Item: 2301088
Model: TYE12162FC

12" x 16" x 2" First Class Expandable Tyvek Envelopes. Tyvek envelopes provide superior puncture, tear and moisture protection. Constructed from 18 lb. olefin. Ten times stronger than paper envelopes. Envelopes expand to hold bulky items. Feature self-seal closure. 100 per case..Tyvek Envelopes useful for shipping flat items such as documents or catalogs.White "First Class" Tyvek constructed from 18 lb. olefin.Envelopes expand to hold bulky items.Ten times stronger than paper envelopes.Tyvek envelopes provide superior puncture, tear and moisture protection.

Price is  $402.69
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Quality Park Survivor First Class Tyvek Self Seal Catalog Envelope, 10" x 13", White, 100/Carton (R4210) image 1
Item: 2623493
Model: QUAR4210

Quality Park Tyvek® Grip seal® Expansion envelope measuring 10" x 13" x 1 1/2" facilitates insertion of bulky items easily with expandability. Lightweight envelope is water resistant and sold as 100 per pack..Size: 10" x 13" x 1 1/2".Self-sealing open side flap stik closure.Expandable design is ideal for shipping bulky contents like books, binders and report.Exterior material: Tyvek.Seam type: Side.Opening: Open end.Trade size: #97.Format/Border: USPS first class.Water-resistant and moisture-resistant, easy to use, simply peel and seal.First class border.Weight: 18 lbs..Featherweight, moisture- and rip-resistant Tyvek mailer delivers heavyweight protection.Flap-Stik closure provides a secure, peel-and-press seal.Quality Park Tyvek® Grip seal® Expansion envelope in white and green color featuring self adhesive closure and expandability measures 10" x 13" x 1 1/2".

Price is  $262.39
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JAM Paper Security Tinted Booklet Envelope 5 3/4" x 9 1/4", White, 50/Pack (7485-W2-50) image 1
Item: 24604593
Model: 7485-W2-50

Are you looking for a pack of high-quality envelopes for tax forms and financial documents? These envelopes provide all you need in a tax envelope and more! They boast a professional and discreet look combined with a durable construction, making them the ideal choice. In addition, these envelopes feature a moistenable glue sealing method on the flap! Simply moisten and press down to seal your envelopes. You’ll get a great seal every time. These 24 lb.. text-weight envelopes are an excellent choice because they’re about twice as thick as regular printer paper, so they will both protect and conceal whatever you place inside them. The sturdy and durable thickness is perfect for shipping long distances, so you won’t have to worry about bending or tearing. Further simplifying the process, these envelopes come complete with properly positioned windows so you won’t have to address them individually. Simply position the preprinted address that appears on any given tax form in the translucent poly window. Tax season can be stressful enough — these expertly designed mailing supplies were made to simplify the process. We provide security tint, first-class airmail, and preprinted options so you’ll be able to find something that perfectly suits the needs of your company’s employees. These envelopes measure 5 3/4" x 9 1/4" (146 mm x 235 mm). Purchase a compatible set for each official IRS tax form you need. 24 lb.. White w/ Security Tint envelopes are a durable and high-quality option for all your tax-related needs. Purchase a package of 50, 250, 500, or 1000 today!.W-2/1099 ENVELOPES.ADD TO YOUR TAX SUPPLIES.MOISTENABLE GLUE SEAL.SECURITY TINT.DURABLE & RELIABLE

Price is  $15.95
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Quality Park Tyvek Self Seal Business Envelope 10" x 13", White, 100/Carton (R4440) image 1
Item: QUAR4440
Model: QUAR4440

Business and personal envelopes with self-sealing flaps are perfect for everyday use..Business and commercial use.Flap-Stick® closure; requires no moisture to seal.18 lb. white DuPont Tyvek®.10" x 13" x 2".100/Ct.Side opening allows easier insertion of contents Includes FCB feature.Superior protection for mailing bulky items.Convenient Flap-Stick® Closure; requires no moisture to seal.First-class expansion envelopes with heavyweight Tyvek offer superior protection for mailing bulky items that are not too heavy.

Price is  $314.59
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About First-Class Mail Envelopes

First-class mail envelopes are essential for ensuring your important documents reach their destination securely and efficiently. Designed for both personal and professional use, these envelopes feature durable construction and reliable sealing options, including peel-and-seal and moisture-seal designs. Available in various sizes, they accommodate everything from letters to tax documents, making them versatile for any mailing need.

With security features such as tinted designs, these envelopes provide an added layer of privacy for sensitive information. Their crisp white finish and professional appearance make them suitable for formal correspondence, while bulk packaging options ensure you always have enough on hand. Choose first-class mail envelopes for a seamless mailing experience that prioritizes both security and convenience.