adidas outdoor Women's CH Winterhiker II CP Snow Boot 100% Synthetic Imported Rubber sole Upper: Climaproof membrane for waterproof protection in wet conditions Upper: Primaloft 100g insulation material for more warmth, even in wet conditions Sockliner: molded sockliner to enhance comfort and fit Midsole: adiprene insert for comfort and shock absorption Outsole: Continental rubber for extraordinary grip