The Tyvek Extra Strong White C4 Security Envelopes are the ideal envelope for sending private and confidential documents and paperwork. These envelopes are burst, tear and waterproof so you can be assured your documents will be secure and protected.
The TY02277 envelopes are made from high density polyethylene fibres and are 100% recyclable, perfect for the green office. With a 38mm expanding gusset and extra strong peel and seal closure you can send more but still have peace of mind that the contents will remain confidential.
We have a large range of Postal Supplies available here at the Post Office Shop for you to purchase, suitable for a variety of uses. They are all available with next working day delivery and with great prices.