JAM Paper Tyvek Envelopes, #11, 4 1/2 x 10 3/8, White, 500 Pack kids_paint_supplies|fr_CA 75 po et sont conçues

75 po et sont conçues pour contenir des cartes professionnelles ou des cartes-cadeaux

Ditch the basic white envelope and use JAM Paper Heavy Duty Tyvek Open End Catalog Envelopes instead

75in x 13in (about 10 x 13 inches) in size

Perfect for mobile collection applications

Because of its sizable proportions

JAM Paper Tyvek Envelopes, #11, 4 1/2 x 10 3/8, White, 500 Pack kids_paint_supplies|fr_CA 75 po et sont conçuesJAM Paper Heavy Duty Tyvek Envelopes are some of the strongest and sturdiest envelopes available. Tyvek is a registered trademark of DuPont, the established chemical company responsible for developing this durable polymer. Tyvek is composed of high density polyethylene fibers, a synthetic material that is extremely hard to rip and tear. This type of material is the same used to build and insulate houses, so you can be assured the materials inside