Exterior Sole resistant to heat contact (HRO), Energy absorption of the heel (E), Waterproof (WR), Heat Insulation (HI), Cold insulation sole (CI), Sole resistant to hydrocarbons (FO), Slip resistance of the sole (SRA), Injected nitrile rubber indented sole Interior Steel toe cap, Kevlar® anti-perforation sole, S3 = SB: Safety footwear with toecap resistant to an energy shock of 200 J and a pressure of 1500 daN, Sole resistant to hydrocarbons (FO) + antistatic features (A) + energy absorption of the heel (E) , Closed heel side + water resistant upper (WRU) + Kevlar® anti-perforation sole (P) + indented sole Wash & Care Instructions Our products are light, comfortable and easy to maintain. Whenever you have a question on the maintenance of your garment, please carefully read the user instructions that are added to every single packaging. Extend service life of your garments Fabric Black buffalo leather thickness 1.8-2.0 mm