Hi-Tec Men's Altitude Pro I Waterproof Comp Toe Workboot 100% Leather and synthetic Imported Rubber sole Shaft measures approximately 5.5" from arch Heel measures approximately 1.5" Platform measures approximately 1. inches Slip and oil resistant Full grain waterproof upper ASTM rated electrical hazard (EH) protection ASTM F2413-11 approved composite safety toe Memory foam midsole