Tyvek Shoe Covers are made from liquid-proof high density polyethylene. Special coating to provide added slip-resistance. 5" height, low elastic top. This Tyvek shoe cover protects your feet from dirt, grease and splashes. Abrasion and tear resistant, lightweight and comfortable, Tyvek shoe covers offer a superior combination of barrier, durability, and breathability. Perfect for use in agriculture, food processing, medical applications, painting, and construction. One size fits most. 200 shoe covers per case.