Ariat Men's Workhog RT Comp Toe Boot 100% Leather Imported Rubber sole Shaft measures approximately 9.5" from arch Heel measures approximately 1.5" Platform measures approximately 0.5" Boot opening measures approximately 13.75" around Premium full grain leather upper Goodyear welt Self cleaning non tracking outsole tread design Shock absorbing EVA midsole Oil and slip resisting Duratread outsole