adidas Outdoor Men's Terrex Conrax CH CP Hiking Boot 100% Synthetic Imported Synthetic sole Shaft measures approximately 7" from arch Upper: climaheat combining primaloft 200g insulation together with an innovative collar execution keeping snow and cold out Upper: primaloft 200g insulation material for more warmth, even in wet conditions Upper: lace cover for extra winter protection, closed with a waterproof zipper Upper: climaproof membrane for waterproof protection in wet conditions Outsole: continental rubber for extraordinary grip