Quality Park Redi-Seal Security Tinted Window Envelope, 4 1/2" x 9 1/2", Woven White, 500/Box (21438)
$131.99
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Highlights
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- Envelopes are great for mailing letters and documents
- Made from 24 lbs. white paper for durability
- These envelopes measure 4 1/2" x 9 1/2" in size, providing enough space for your mail
MADE IN AMERICA
Quality Park Redi-Seal Security Tinted Window Envelope, 4 1/2" x 9 1/2", Woven White, 500/Box (21438)
Item #: 507760Model #: QUA21438
Final price is $131.99
500/box
Free Returns
Online. In store. Always free.
Learn More
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About this product
Mail medical forms and documents with these Quality Park Redi-Seal white self-sealing insurance HFCA-1500 security tinted window envelopes.
Keep private medical and personal information secure in the mail with these self-sealing window envelopes. The security tinting hides text from view, while the built-in windows keep addresses visible for mailing. Each envelope features a double-flap gum closure that requires no moisture to secure in place. These Quality Park Redi-Seal envelopes are perfectly sized to hold medical claim forms and other related documents.
- Envelopes are great for mailing letters and documents
- Made from 24 lbs. white paper for durability
- These envelopes measure 4 1/2" x 9 1/2" in size, providing enough space for your mail
- Redi-Seal closure with commercial flap seals securely without moistening
- Security tinted pattern helps to discourage reading sensitive information through the outside of the envelope
- Convenient box of 500 envelopes ensures ample supply
- Simply position the address to show through the single-right window
- Window measures 4.5" x 1"; 4.25" from the left edge and 1.56" from the bottom
- The flap is on the long side for easier filling
- Made in the USA
Frequently bought together
Price is $96.99
Unit of measure 500/Box Price per unit $0.19/Envelope
Free delivery by Thu, Jun 12
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Over 30
Price is $14.39
Unit of measure 1000/Pack
Delivery by Thu, Jun 12
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Over 30
Price is $24.19
Delivery by Wed, Jun 18
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Over 30
Price is $14.39
Unit of measure 425/Box Price per unit $0.03/Rubber Band
Delivery by Thu, Jun 12
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2025-2026 Blue Sky Greta 12" x 15" Academic Monthly Wall Calendar (146993-A26)Â is New at Staples
Price is $13.99
Delivery by Thu, Jun 12
1-hr pickup
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Price is $14.89
Unit of measure 10/Pack Price per unit $1.49/Folder
Delivery by Thu, Jun 12
1-hr pickup
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Price is $10.49
Unit of measure 12/Pack
Delivery by Thu, Jun 12
1-hr pickup
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Over 30
Price is $6.39
Delivery by Thu, Jun 12
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Over 30
Price is $22.99
Delivery by Thu, Jun 12
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Over 30
Price is $40.69
Unit of measure 30/Carton
Free delivery by Tue, Jun 17
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Over 30
Price is $10.49
Unit of measure 12/Pack
Delivery by Thu, Jun 12
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Over 30
Price is $25.59
Delivery by Thu, Jun 12
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Over 30
Price is $40.19
Unit of measure Dozen Price per unit $3.35/Pen
Free delivery by Thu, Jun 12
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Over 30
Price is $20.79
Unit of measure 100/Pack
Delivery by Thu, Jun 12
1-hr pickup
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Over 30
Price is $26.99
Delivery by Fri, Jun 20
1-hr pickup
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Price is $18.49
Unit of measure 50/Pack Price per unit $0.37/Cup
Delivery by Thu, Jun 12
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Price is $19.49
Unit of measure Dozen Price per unit $1.62/Pen
Delivery by Thu, Jun 12
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Compare similar items
| Attributes | Quality Park Redi-Seal Security Tinted Window Envelope, 4 1/2" x 9 1/2", Woven White, 500/Box (21438) | Quality Park Redi-Seal Security Tinted #9 Double Window Envelopes, 3 7/8" x 8 7/8", White Wove, 500/Box (QUA24529) | Quality Park Gummed Security Tinted Business Envelopes, 4 1/2" x 9 1/2", White Wove, 500/Box (QUA21432) | Quality Park Redi-Seal Self Seal Security Tinted #9 Double Window Envelope, 3 7/8" x 8 7/8", White Wove, 250/Pack (24529-250) | JAM Paper Gummed Window #10 Business Envelopes, 4 1/8" x 9 1/2", Smooth White, 500/Box (1633173C) |
|---|---|---|---|---|---|
Your product Quality Park Redi-Seal Security Tinted Window Envelope, 4 1/2" x 9 1/2", Woven White, 500/Box (21438) Price is $131.99 |  Price is $96.99 |  Price is $78.79 |  Price is $89.09 |  Price is $60.69 | |
| Reviews | |||||
| Delivery Information | Free delivery by Thu, Jun 12 | Free delivery by Thu, Jun 12 | Free delivery by Wed, Jun 18 | Free delivery by Fri, Jun 20 | Free delivery by Tue, Jun 17 |
| Available in my store | No | No | No | No | No |
| Envelope Flap Style | Rectangular | Wallet | Commercial | Square | Commercial |
| True Color | White Wove | White Wove | White Wove | White Wove | Smooth White |
| Paper Weight in Pounds | 24 | 24 | 24 | 24 | 24 |
| Color Family | White | White | White | White | White |
| Envelope Closure | Self Seal | Self Seal | Gummed | Self Seal | Gummed |
| Envelope Size | 4 1 / 2" x 9 1 / 2" | 3 7 / 8" x 8 7 / 8" | 4 1 / 2" x 9 1 / 2" | 3 7 / 8" x 8 7 / 8" | 4 1 / 8" x 9 1 / 2" |
| Envelope Pack Size | 500 Per Pack | 500 Per Pack | 500 Per Pack | 250 Per Pack | 500 Per Pack |
| Pack Qty | 500 | 500 | 1 | 250 | 500 |
| Security Tint | Security Tinted | Security Tinted | Security Tinted | Security Tinted | Untinted |
| Envelope Material | Paper | Paper | Paper | Paper | Paper |
| Envelope Type | Window | Double Window | Window | Double Window | Window |
| Envelope Window Location | Single-Right | Double-Left | Single-Right | Double-Left | Single-Left |
| Height in Inches | 4.5 | 8.875 | 9.5 | 8.813 | 9.5 |
| Envelope Paper Finish | Wove | Wove | Wove | Wove | Smooth |
| Price Per Unit | Data not available | $0.19 / Envelope | Data not available | Data not available | Data not available |
| Add To Cart | Add To Cart | Add To Cart | Add To Cart |
Featured Products
Price is $11.09
Unit of measure 100/Pack
Delivery by Tue, Jun 17
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Price is $16.69
Unit of measure 100/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $14.39
Unit of measure 50/Pack Price per unit $0.29/Envelope
Delivery by Tue, Jun 17
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Over 30
Price is $11.89
Unit of measure 50/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $12.19
Unit of measure 25/Pack Price per unit $0.49/Envelope
Delivery by Tue, Jun 17
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Over 30
Price is $17.09
Unit of measure 50/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $11.19
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $13.95
Unit of measure 50/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $13.29
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $14.49
Unit of measure 100/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $14.49
Unit of measure 50/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $9.69
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $10.29
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $8.29
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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Over 30
Price is $9.69
Unit of measure 25/Pack
Delivery by Tue, Jun 17
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