Ariat Men's Overdrive Pull-on H2O Composite Toe Work Boot 100% Leather Imported Duratread sole Shaft measures approximately 10" from arch Heel measures approximately 1.5" Platform measures approximately 1.0 inches Boot opening measures approximately 12.75" around Waterproof Pro construction with waterproof full grain leather foot ATS Advanced Torque Stability technology with composite forked shank Round Toe Profile Mesh Lining Protective ExGuards on toe Waterproof Pro Safety toe is ASTM F2413-11 M/I/75 C/75 EH rated