Overdrive is built to withstand the toughest working conditions. Maximum side-to-side stability, shock-absorbing cushioning, and extra wear protection are all built with harsh outdoor work environments, like oil and gas exploration, in mind. ATS Max technology disperses pressure to keep you as comfortable at the end of your day as you were when you started and the Removable Pro Performance insole provides all day cushioning and shock absorption. Ariat's oil- and slip-resistant Duratread sole provides maximum wear resistance, all while this boots meets all the safety standards your employer requires: ASTM F2413 (Non-metallic toe, meets ASTM standards for safety toe footwear; Meets ASTM standards for electrical hazard resistant footwear). ASTM F3445 (Meets ASTM safety standards for slip resistance). 11' shaft, 1.5' heel height.