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 38mm gusset and extra strong hot melt peel and seal closure. These lightweight, flexible envelopes measure 330 x 250mm. This pack contains 20 white envelopes.
- 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: B4A (330 x 250 x 38mm)
- Colour: white
- Pack of 20
