PRO LEVEL FEATURES, PERFECT FOR THE CLUB AND RECREATIONAL CYCLISTFEATURESSecure closure system—two hook & loop straps plus a buckle for a firm fitOff-set Strap relieves tension at highest point of the footSupple padded tongue feels greatOptimum pedaling efficiency and compatibilityLightweight glass fiber reinforced nylon soleIndoor cycling friendly SPD and SPD-SL cleat compatibleAdaptable cup insole.