The all-weather, get it done, workaholic. Rain, snow, and mud are completely shut out by Waterproof Pro technology. Ariat ATS Max platform provides maximum torsional stability for reduction of foot fatigue and proper body alignment. The sole pairs a lightweight, cushioning EVA midsole with Ariat's highly abrasion-resistant oil- and slip-resisting Duratread outsole to deliver the ultimate combination of comfort and durability. ASTM F2413-11 M I/75 C/75 EH Rated