Built for oilfield performance, RigTek™ has the durability and cushioning you need for long, hard days. The unique traction pattern is designed to grip on metal surfaces and advanced stability keeps you on your feet and performing your best. RigTek Wide Square Toe Waterproof Composite Toe Work Boot Product Features : 0 : ATS® technology provides ergonomic support on uneven terrain, 1 : DRYShield™ waterproof breathable construction, 2 : Removable Pro Performance insole for cushioning and shock absorption, 3 : Oil- and slip-resisting, abrasion-resistant sole, passes hot contact test at 150°C302°F, 4 : Lug tread designed for traction on metal surfaces, 5 : 90° heel, 6 : Goodyear welt construction for durability, 7 : Five-row stitch pattern, 8 : ASTM F2413 MIC EH rated Men's RigTek Wide Square Toe Waterproof Composite Work Boots in Oiled Brown, Size: 7 D Medium by Ariat