JAM Paper Tyvek Envelopes, 10 x 13 Open End, White Airmail, 50 Pack VariesBy:envelope_colour_17838:Assorted|envelope_size_8174:10" x 13"|envelope_pack_size_1000101:50 Pack - Heavy Duty

- Heavy Duty

These are sprayed with the F1 Cleaner (sold separately)

32lb paper and feature a refined linen finish

Don't let your important documents get lost or damaged in the business of the day

Ces enveloppes s'ouvrent par le petit côté et possèdent un rabat rond avec fermeture gommée

JAM Paper Tyvek Envelopes, 10 x 13 Open End, White Airmail, 50 Pack VariesBy:envelope_colour_17838:Assorted|envelope_size_8174:10" x 13"|envelope_pack_size_1000101:50 Pack - Heavy DutyJAM 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