Danner Men's Mountain 503 Hiking Boot 100% Leather and Textile Imported Synthetic sole Shaft measures approximately 4.5" from arch Boot opening measures approximately 6" around Waterproof,Recraftable-No Durable, full-grain leather and textile upper Danner Dry waterproof protection, Two lace options Cushioning single-density open-cell PU OrthoLite footbed EVA cushioning and shock absorbing midsole