The shimano rp300 spd sl shoe is a comfortable efficient shoe with level features perfect for the club and recreational cyclist shimano rp300 spd sl shoe features secure closure system two hook amp loop straps plus a buckle for a firm fit off set strap relieves tension at highest point of the foot supple padded tongue feels great on the foot and adds to the all day comfort light weight glass fiber reinforced nylon sole indoor cycling friendly spd and spd sl