Ariat Men's Overdrive 6" Composite Toe Work Boot 100% Leather Imported Duratread sole Shaft measures approximately 6" from arch Heel measures approximately 1.5" Platform measures approximately 0.75 inches Boot opening measures approximately 14" around Premium full grain leather with suede collar ATS Advanced Torque Stability technology with composite forked shank Round Toe Profile Mesh Lining Protective ExGuards on toe Safety toe is ASTM F2413-11 M/I/75 C/75 EH rated