Conveniently primed for immediate shipping, Ship-Lite® envelopes offer the insurance that special packages need. Fans of self-sealing envelopes will appreciate the Redi-Strip® adhesive and simple peel and seal release. At the post office, USPS's First Class Mail® deco is already printed on, which guarantees speedy delivery and damage control. As an extra precaution, each envelopes also features a water-resistant surface to fend off rainy weather. Seam Type: Center; Flap Type: Cheese Blade; Trade Size: #13 1/2; Security Tinted: No.

Conveniently primed for immediate shipping, Ship-Lite® envelopes offer the insurance that special packages need. Fans of self-sealing envelopes will appreciate the Redi-Strip® adhesive and simple peel and seal release. At the post office, USPS's First Class Mail® deco is already printed on, which guarantees speedy delivery and damage control. As an extra precaution, each envelopes also features a water-resistant surface to fend off rainy weather. USPS First Class Mail. Seam Type: Center; Flap Type: Cheese Blade; Trade Size: #10 1/2; Security Tinted: No.

Conveniently primed for immediate shipping, Ship-Lite® envelopes offer the insurance that special packages need. Fans of self-sealing envelopes will appreciate the Redi-Strip® adhesive and simple peel and seal release. At the post office, USPS's First Class Mail® deco is already printed on, which guarantees speedy delivery and damage control. As an extra precaution, each envelopes also features a water-resistant surface to fend off rainy weather. USPS First Class Mail. Seam Type: Center; Flap Type: Cheese Blade; Trade Size: #13 1/2; Security Tinted: No.

Quality Park® Survivor® Tamper Evident Catalog Mailers are made with durable 14 lb DuPont™ Tyvek®, which is strong enough to withstand the most grueling conditions. The material is puncture, tear and moisture resistantvirtually indestructible. Yet, it is still lightweight which can provide a savings on shipping costs. Each envelope has a unique tamper indicating panel that displays the word "OPENED" in red if the seal is broken. Seam Type: Center; Flap Type: Flip-Stik; Trade Size: #10 1/2; Security Tinted: No.

Quality Park® Survivor® Tamper Evident Catalog Mailers are made with durable 14 lb DuPont™ Tyvek®, which is strong enough to withstand the most grueling conditions. The material is puncture, tear and moisture resistantvirtually indestructible. Yet, it is still lightweight which can provide a savings on shipping costs. Each envelope has a unique tamper indicating panel that displays the word "OPENED" in red if the seal is broken. Seam Type: Center; Flap Type: Flip-Stik; Trade Size: #13 1/2; Security Tinted: No.

Unique envelope features a rip- and moisture-resistant polypropylene coating. Redi-Strip™ closure produces a strong, self-adhesive seal. Paper Exterior. Seam Type: Center; Flap Type: Cheese Blade; Trade Size: #10 1/2; Security Tinted: No.

Unique envelope features a rip- and moisture-resistant polypropylene coating. Redi-Strip™ closure produces a strong, self-adhesive seal. Paper Exterior. Seam Type: Center; Flap Type: Cheese Blade; Trade Size: #13 1/2; Security Tinted: No.