Push Your Pace To The Limit In Lightweight Adidas F50 Footwear Engineered For Speed. Standing Out With An Eye-Catching Sprintgrid Print, The Fiberskin Upper On These League Football Boots Employs An Adaptive Tunnel Tongue That Locks You In For The Ride. Sitting On A Lug Rubber Outsole Made For Artificial Turf, Soft Eva Cushions Every Step.