Mens Ariat Work Boots: Mens Western Work Boots. We are taking the extreme durability of Ariat’s classic Sierra boot to a new level with a puncture resistant sole for maximum protection in the workplace! ATS technology featuring a lightweight, composite forked shank offers optimal stability and all-day comfort. 10\" height with 6-row stitch pattern. Mesh lined. Premium full grain leather. ATS footbed provides superior stability and cushioning. Puncture resistant, metal free SWEN-FLEX insole board delivers full protection without the weight. Heavy duty oil resisting and slip resisting Duratread outsole provides maximum wear resistance and heat resistance. Goodyear Welt construction. 90 degree heel. Puncture resistant (PR) ASTM F2413-11 rated. Steel Toe is ASTM F2413-11 MI 75 C 75 EH rated. 10012948