JAM Paper Tyvek Envelopes , #10, 4 1/8 x 9 1/2, White, 50 Pack VariesBy:envelope_colour_17838:White|envelope_size_8174:4-1/8" x 9-1/2"|envelope_pack_size_1000101:50 Pack These envelopes measure 3 x

These envelopes measure 3 x 4 1/2 inches and are made from smooth 24 lb paper

cet étui est fabriqué en carton aggloméré 100 % recyclé

Chaque enveloppe est dotée d'une fermeture à gomme activée par l'humidité

muni d'une fermeture à pression

They have a delicate white hue and laid finish

JAM Paper Tyvek Envelopes , #10, 4 1/8 x 9 1/2, White, 50 Pack VariesBy:envelope_colour_17838:White|envelope_size_8174:4-1/8" x 9-1/2"|envelope_pack_size_1000101:50 Pack These envelopes measure 3 xJAM 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