JAM PAPER Tyvek Tear-Proof Open End Catalog Envelopes - 254 x 330.2 mm - Red - 25/Pack

JAM Paper Red 254 x 330.2 mm 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 feature a brigh...