Ariat Men's Catalyst VX Wide Square Toe H2O Composite Toe Work Boot 100% Leather Imported Duratread sole Shaft measures approximately 11" from arch Waterproof Pro construction with waterproof full grain leather foot Cobalt VX technology with tempature management and advanced support Wide Square Toe Profile Leather and Synthetic Lining Heavy duty oil and slip resisting outsole Waterproof Pro Safety toe is ASTM F2413-11 M/I/75 C/75 EH rated