Wolverine Blade LX Waterproof Metguard Carbonmax Brown 6 Inch Work Boot – W10706. The Blade work boot features Wolverines EPX anti fatigue technology that brings comfort closer to the foot. The EPX technology conserves and returns energy to fight fatigue and features a footbed with a honeycomb heel to expand to absorb impact, a cushioning midsole, a lightweight stabilizer midsole, and a rubber lug outsole. All components work together to provide unrivaled support step after step. Waterproof full grain leather upper combined with Waterproof Plus breathable membrane ensures feet stay dry, and a durable toe bumper and heel kicker ensure long lasting durability. The Blade boot features CarbonMAX nanotechnology safety toe for lighter-weight, better fit, and a strong structure as well as an internal met guard that meets ASTM standard F2413-11 M I/C/Mt/75 EH.