Tyvek Gusseted Envelopes Extra Capacity Strong E4 H406xW305xD50mm White Ref 11846 [Pack 100]

Tyvek Gusset Envelopes. Amazingly light, water resistant, tear resistant and burst resistant envelopes that stand up to the sort of rough handling expected during mailing, shipping and delivery. Size - E4 (406 x 305 X 51mm).