Durable Tyvek envelopes are more than twice as strong as paper Resistant to tears, rips and punctures, so your documents stay clean and dry. Durable! Weatherproof, Tear-resistant Tyvek
Durable Tyvek envelopes are more than twice as strong as paper! Resistant to tears, rips and punctures, so your documents stay clean and dry
DuPont™ Tyvek® is virtually the strongest envelope available. It offers superior protection from punctures, tears and moisture.Tyvek® envelopes are made from DuPont™ Tyvek® brand protective material, a material so strong and durable, it easily withstands the most severe conditions. In fact, it is virtually indestructible because it is not paper. When you are mailing something important, that is exactly what you need.
