![Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, White, 100/Box [SKU: UNV42101]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/600x600/products/70175/68573/311805__07044.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, White, 100/Box [SKU: UNV42101]")
Product Overview
Press and seal permanently to safeguard important documents. No moisture needed. Just fold down the flap, press and mail. Seam Type: Center; Flap Type: Square; Trade Size: #10 1/2; Security Tinted: No. [QTY/UOM: 100 / 1BX]
![Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, White, 100/Box [SKU: UNV42101]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/1280x1280/products/70175/68573/311805__07044.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, White, 100/Box [SKU: UNV42101]")
![Self-Stick Open End Catalog Envelope, #1, Square Flap, Self-Adhesive Closure, 6 x 9, White, 100/Box [SKU: UNV42100]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/70172/68570/311804__99901.1692629780.JPG?c=1 "Self-Stick Open End Catalog Envelope, #1, Square Flap, Self-Adhesive Closure, 6 x 9, White, 100/Box [SKU: UNV42100]")
Universal
![Self-Stick Open End Catalog Envelope, #13 1/2, Square Flap, Self-Adhesive Closure, 10 x 13, White, 100/Box [SKU: UNV42102]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/70178/68576/311806__90855.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #13 1/2, Square Flap, Self-Adhesive Closure, 10 x 13, White, 100/Box [SKU: UNV42102]")
Universal
![Self-Stick Open End Catalog Envelope, #1, Square Flap, Self-Adhesive Closure, 6 x 9, Brown Kraft, 100/Box [SKU: UNV42200]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/70173/68571/733101__98064.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #1, Square Flap, Self-Adhesive Closure, 6 x 9, Brown Kraft, 100/Box [SKU: UNV42200]")
Universal
![Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, Brown Kraft, 250/Box [SKU: UNV35290]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/70174/68572/276082__43147.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #10 1/2, Square Flap, Self-Adhesive Closure, 9 x 12, Brown Kraft, 250/Box [SKU: UNV35290]")
![Self-Stick Open End Catalog Envelope, #12 1/2, Square Flap, Self-Adhesive Closure, 9.5 x 12.5, Brown Kraft, 250/Box [SKU: UNV35291]](https://cdn11.bigcommerce.com/s-iqof5nfcfj/images/stencil/500x659/products/70176/68574/276484__69463.1692629781.JPG?c=1 "Self-Stick Open End Catalog Envelope, #12 1/2, Square Flap, Self-Adhesive Closure, 9.5 x 12.5, Brown Kraft, 250/Box [SKU: UNV35291]")