Protective polyethylene. Permanent, self-adhesive backing. Back-loading design.

Great for mailing larger files or storing papers on the go. Metal clasp and gum closure for versatile, reusable options.

Reusable 9 x 12 clasp envelopes. Double prong metal clasp and reinforced eyelet. Heavily gummed flap. Large envelope size to avoid bending documents. Great for business, home, or school use.

Easy to use and seal bubble mailers. Environmentally-friendly, recyclable content. Resistant to water and tearing. Premium bubble-cushioning for valuable items. Durable envelopes.

Poly envelopes with bubble lining to keep items protected. Great for smaller items such as sports memorabilia. Comes in packets of 25 for high-volume businesses. Secure and easy to close. Durable and reliable product.

Self-sealing for easy-to-use application. Made with recycled content. An added layer of water-resistant and tear-resistant protection. Lined to protect your valuables.

Museum quality, acid-free base to preserve fine art and photos.100% cotton rag for archivability. Bright white surface for excellent color reproduction. Enhanced 1440 dpi printing for high-quality output. Dries instantly. Museum quality, acid-free base to preserve fine art and photos.

Extra fine crepe paper from DIY designer Lia Griffith. Perfect material for crafting high-quality crepe flowers and long-lasting decor. Lightweight and extra-fine with 130% stretch. 1 fold of 1 color per package for 10.7-square feet of paper. Made in Germany by Werola.

Extra fine crepe paper from DIY designer Lia Griffith. Perfect material for crafting high-quality crepe flowers and long-lasting decor. Lightweight and extra-fine with 130% stretch. 1 fold of 1 color per package for 10.7-square feet of paper. Made in Germany by Werola.

Brown kraft envelopes are ideal for storing or transporting larger documents. Metal clasp for secure and reusable closure. Gum closure for versatile, reusable options. 10" x 13" size. 150 count.

Brown kraft envelopes are ideal for storing or transporting larger documents. Metal clasp for secure and reusable closure. Gum closure for versatile, reusable options. 6" x 9" size. 150 count.

Double window displays the address of both the sender and the receiver. Two window envelopes eliminate the need for address labels or hand labeling. Peel and seal closure is quick and easy, requires no moisture. White wove paper. Security tint keeps contents private.

Envelopes with security tint for confidential mailing. 24 lb. wove white paper. #10 size envelopes. Peel and stick adhesive closures for fast, efficient mailing. 500 count white envelopes.

#10 security envelope. 24 lb. white wove paper. Security tint. Gummed flap. 500 count.

#10 Security Envelopes are ideal for business purposes Interior security tinted to ensure privacy. Envelope. Window measures 1-1/8" x 4-1/4", Location: 7/8" from left and 1/2" from the bottom. Gummed flap creates a secure seal. 500 per box.

#6-3/4 security envelopes. 24 lb. white woven paper. Security Tint. Gummed flap for a secure seal. 500 count.

#97 - 10 x 13". Heavyweight, 28lb kraft stock. Reinforced eyelet with a reusable 2-prong metal clasp. Gummed flap. For 6 x 9", search '106183'. For 9 x 12", search '101481'.

#90 - 9 x 12". Heavyweight, 28lb kraft stock. Reinforced eyelet with a reusable 2-prong metal clasp. Gummed flap. For 6 x 9", search '106183'. For 10 x 13", search '101489'.

#10, 4-1/8"H x 9-1/2"W. Everyday use envelopes. White wove finish, not security tinted. Gummed flap. For Peel Strip, search '263659'.

Features. Gummed flap provides a secure seal.

9 x 12. Mail documents that can't be folded. Heavily gummed flap.

10" x 15". Reusable. Double prong metal clasp and reinforced eyelet. Heavily gummed flap.

11 1/2" x 14 1/2". Reusable. Double prong metal clasp and reinforced eyelet. Heavily gummed flap.

12" x 15 1/2". Reusable. Double prong metal clasp and reinforced eyelet. Heavily gummed flap.

6" x 9". Reusable. Double prong metal clasp and reinforced eyelet. Heavily gummed flap.

9" x 12" size. Reusable. Double prong metal clasp and reinforced eyelet. Heavily gummed flap.

#3, 2-1/2"H x 4-1/4"L. Perfect for storing or dispensing small items. Heavyweight, 28lb kraft stock. Gummed flap. Sustainable Forestry Initiative certified.

Check size, 3-5/8"H x 8-5/8"W. Ideal for mailing payroll and accounts payable checks. White wove finish with blue security tint. Gummed flap. Sustainable Forestry Initiative certified. FSC certified. For Redi-Seal, search '225272'.

4 3/8 x 5 3/4. Ideal for use with computer-generated cards and invitations. Classic styling and square flap. Wove finish resists print smearing.

2 1/4 x 3 1/2. Perfect for storing a wide range of materials. Heavyweight Kraft stock. Gummed flap.

3 1/8 x 5 1/2. Perfect for storing a wide range of materials. Heavyweight Kraft stock. Gummed flap.

3 1/2 x 6 1/2. Perfect for storing a wide range of materials. Heavyweight Kraft stock. Gummed flap.

#10, 4-1/8"H x 9-1/2"W. Ideal for the letter, notice, or statement mailing. White wove finish with blue security tint. Redi-Seal™ flap means no moisture needed to seal. Sustainable Forestry Initiative certified. FSC certified.

Redi-Seal closure. Construction and border options.

#97 - 10 x 13". Heavyweight, 28lb kraft stock. Redi-Strip closure. Protective paper strip. For 9 x 12", search '288347'.

Self-adhesive provides a secure seal. A protective paper strip keeps the self-adhesive closure free of dust.