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 3M™ Thinsulate™ Insulation for lightweight warmth DRYShield™ waterproof breathable construction 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-resisting Duratread™ sole for maximum wear resistance, passes hot contact test at 300°C/572°F 90° heel Resolable Goodyear welt construction for durability Four-row stitch pattern with embroidery ASTM F2413 M/I/C PR EH rated Ariat is including you in its dedication to environmental stewardship. By purchasing this product, you are supporting the responsible production of leather at Leather Working Group-certified tanneries.