JAM Paper® 10 x 13 Tyvek Envelopes, Catalog Open End with Self Adhesive Closure, Silver, 25/pack (V021384)

JAM Paper® Silver 10 x 13 Heavy Duty Tyvek® Open End Catalog Envelopes are made out of smooth, 10% recycled, certified Tyvek material. Tyvek is a registered trademark of DuPont, the established company responsible for developing this durable polymer. It is composed of high-density polyethylene fibers, a synthetic material that is extremely hard to rip and tear. These envelopes a feature shining silver color that gives them an appearance that is great for holiday and special occasion related mailings. This pack contains 25 envelopes. Each one measures 10 x 13 inches in size, making them ideal for enclosing standard sized and slightly larger documents without any need for folding. These envelopes have straight flaps and secure self-adhesive strip closures.