Powerline was built to perform on jobs that demand maximum durability and aggressive traction. Incredibly stable and well-cushioned, this platform is best for utilities and heavy-duty construction. Powerline 400G Waterproof 400g Composite Toe Work Boot Product Features : 3M™ Thinsulate™ Insulation for lightweight warmth, DRYShield™ waterproof, breathable construction helps keep feet dry and comfortable when working on wet or muddy ground, Patented U-Turn® Entry System uses a flexible panel in the shaft to help people with high arches slip into pull-on boots, Pro Performance insole helps provide cushioning and shock absorption that can be easily removed for cleaning or replacement, Shock-absorbing inserts under heel and forefoot help reduce impact for targeted cushioning and comfort, Oil- and slip-resistant Vibram® rubber sole with exclusive Ariat debris-releasing tread design, passes hot contact test at 300°C572°F, 90° heel helps provide secure footing on ladders, rungs, and uneven surfacesReinforced ExGuards™ help reduce wear on the heel when working on rough or abrasive surfaces, Tempered steel support helps provide stability for demanding job sites, Lightly padded collar, Logger height, ASTM F2413 MIC EH rated Men's Powerline Waterproof 400G Composite Toe Work Boots in Oily Distressed Brown, Size: 7 D Medium by Ariat