• Tyvek Envelope 324x229x38mm Gusset Peel and Seal White (Pack of 20)

    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 324 x 229mm. This pack contains 20 white envelopes. Gusset…

  • Tyvek Pocket Envelopes Strong Lightweight 330x250mm 55gsm Peel & Seal White 11792 Pack of 100

    It offers the unique combination of lightweight strength, superior protection and security, whilst creating a lasting impression with its distinctive look and feel. Mailing packaging made from DuPont Tyvek can produce less waste, use less energy and emit less CO2 than cardboard or low density polyethylene used in similar conditions Tyvek envelopes will run on…