To provide a better understanding of the high-density polyethylene material, known as Tyvek®, which is widely used in conservation, the various types of Tyvek® and the characteristics of its manufacturing processes are introduced, with special emphasis on the influence of anti-static agents on collections. From the results of investigations on different types and models of Tyvek® for conservation, there is no one best model. Rather, materials should be chosen according to the purpose. Finally, precautions and recommended methods of use are provided, based on the characteristics of this material.