This S3 boot features a waterproof and breathable membrane and is perfect for use in all conditions. Steel toecap and midsole for total protection with a tough TPU outsole for greater stability and abrasion. CE certified. Dual density sole unit. Energy absorbing seat region. Heat resistant outsole - 200. Oil resistant outsole. Steel midsole. Waterproof membrane. Waterproof membrane. Anti-static. Slip resistant outsole (SRC). TPU scuff cap . Puncture resistant steel midsole (PR). Protective steel toecap - impact (I) compression (C). 3D breathable mesh lining. Full Grain Nubuck leather.