The robust flat steps up when the riding gets rowdy Powerline is nothing less than a big mountain workhorse, right out of the box. A welded microfiber upper provides generous comfort on all day rides and hike-a-bikes while protecting against the elements. The asymmetrical mid cut design features D3OA(R) impact protection in the medial collar for extra ankle defense where you need it. The robust heel and toe cap protection is custom molded for precision fit and durability. Recessed toe and heel traction aid when feet must hit the ground while the MAX GRIP rubber ensures ultimate grip on the pedal, regardless of what the trail throws at you. Work smarter. Ride harder. Features a MAX GRIP rubber outsole a Recessed toe and heel outsole for traction while hiking and digging a Medial high-rise EVA midsole provides support and shock absorption a D3OA(R) High Impact Zone Technology insole absorbs impact and reduces fatigue a Welded microfiber synthetic upper is abrasion and weather resistant a Anti-bacterial mesh lining controls odor a Fully gusseted tongue prohibits intake of dirt and debris a Elastic lace tuck to keep laces secure a Custom-molded rubber toe cap and TPU heel protection a Asymmetrical medial collar with D3OA(R) impact protection