Envelopes
Tyvek Envelope 406x305x50mm Gusset Peel and Seal White (100 - 11846
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: E4 (406 x 305 x 50mm). Colour: white. Pack of 100.
https://www.bizrate.co.uk/envelopes/tyvek-envelope-406x305x50mm-gusset-peel-oid31687204929.html