Envelopes

Tyvek X/Str Gus Env E4 Wht Bx 100 - TY02271 These Tyvek envelopes are made from 100% recyclable, high density polythene fibres (HDPE), which is tear and water resistant for extra security in transit These envelopes have an expanding 51mm gusset and extra strong hot melt peel and seal closure... Tyvek X/Str Gus Env E4 Wht Bx 100 - TY02271