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Envelopes 1464 Offer(s)
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 expandi...
Tyvek Envelope 324x229mm White 38mm Gusset Pk 20 755024 P20
The unique fibre structure of Tyvek Security Envelopes, developed by DuPont, is tear and water resistant for extra security during transit. The envelopes also feature an extra strong hot ...