The WorkHog® delivers exceptional side-to-side stability with cushioning and shock absorption. Loaded with comfort and durability, it's designed to withstand harsh outdoor work environments and oil and gas exploration. -ATS® Max technology disperses pressure to keep you as comfortable at the end of your day as you were when you started -U-Turn® Entry System lets people with high arches easily slip on their boots -Removable Pro Performance insole for cushioning and shock absorption -Lightweight EVA midsole absorbs shock -Oil- and slip-resistant Duratread™ sole provides maximum wear resistance -90° heel -Goodyear welt construction -Six-row stitch pattern -ASTM F2413 M/I/C EH rated