Tyvek B4A Envelope 330x250x38mm Gusset Peel and Seal White (Pack of 100) 756524

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 100 white envelopes.

• Virtually indestructible lightweight gusset envelopes
• Extra capacity, ideal for mailing really bulky and awkward shaped mail
• Smooth non-woven mesh of 100% high density polyethylene
• Bright white with swirling texture and soft lustrous sheen
• Waterproof, burst proof and tear-resistant
• Secure peel and seal closure
• Size: 330x254x38mm