When work gets hardcore, Catalyst VX Work doesn't back down. Motocross-inspired styling and innovative performance details on the outside join forces with Ariat's most advanced Cobalt VX technology on the inside for the ultimate boot that can stand up to the toughest of jobs. - ASTM F2413 M/I/C rated - ASTM F2413 EH rated - Premium Cobalt VX™ stabilizing shank for superior support - Waterproof PRO construction with an impermeable barrier - U-Turn® Entry System allows easier entry for high arches - Full-grain leather - Lightweight EVA midsole for shock absorption - Durable oil- and slip-resistant Duratread™ sole - 90° heel - Molded heel - cradle and toe cap - Goodyear welt construction - Protective shin guard - Lightly padded collar