The Ariat Catalyst VX work boot is the most advanced performance work boot platform featuring breakthrough technology for optimal comfort durability and protection in extreme environments. Features include WaterproofPRO bootie construction with waterproof full grain leather mesh lining with X-Static sock liner Goodyear welt protective shin guard and protective ExGuards on toe and heel. Lightly padded collar shock absorbing EVA middle 90 degree heel and oil and slip resisting Duratread outsole. Composite safety toe is ASTM F2413-11 M I/75 C/75 EH rated.