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Envelopes 1476 Offer(s)
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 ...
Tyvek Pocket Envelope C5 229x162mm White Pk 100 551024
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...