Tyvek Gusset Envelopes. Tear and water resistant envelopes. Peel and seal closure. Recyclable. Size B4 353 x 250 x 38mm.
Pocket envelope with 38mm gusset designed to be water and tear resistant
Made of 100% high density polyethylene fibres (HDPE)
Extra strong hot melt peel and seal closure
Size: B5 (353 x 250 x 38mm) envelopes
Colour: white
Pack of 100