Dupont Tyvek® has introduced new dimensions of protection, security, and safety in a wide variety of industries. Made from very fine, high-density polyethylene fibers, Tyvek® brand protective material offers all the best characteristics of paper, film and fabric in one material. This unique balance of properties, which cannot be found in any other material, makes Tyvek® lightweight yet strong; vapor-permeable, yet water, chemical, puncture, tear and abrasion resistant.