1)Water proof:static hydraulic pressure above 4000pa,heat resistant. 2)Materials:Aluminized fabric 3)size:M,L, ... of radiation resistant of heat, fireproof, heat insulation, waterproof insulation softness, high strength, corrosion resistance and dissolution residue resistance to all kind of acid, alkali ... if it is damaged or not before wearing.2. Wear the suit follow the routine that shoes and socks ...