Material PVC+ Special Type Material Lining Easily-Dried Fabric Thickness of Sole d1: 3.9 d2: 4.9 Length of Upper H 380mm M 325mm L 280mm Color White Upper Gum Rubber Sole Package 1pair/bag 10pairs/ctn Instruction With the new technic and style, it is very beautiful and very comfortable. It is anti-acid, anti-alkali, anti-oil; it is easily-dried and anti-broken. So it is widely used in foods, breedings, medicament, chemicals etc.