Tyvek Gusset Envelopes. Water and tear resistant and burst resistant envelopes. Size - B4A 330 x 250 X 38mm. Pack of 20.
Gusset envelope designed to be water and tear resistant
Made of 100% high density polyethylene fibres (HDPE)
Extra strong hot melt peel and seal closure
Size: B4A (330 x 250 x 38mm)
Colour: white
Pack of 20