Earth Razzle Delightfully strappy premium leather upper The posted ankle strap has a hook-and-loop closure for adjustment Form-fitting footbed with BioFoam cushioning molds to the shape of the foot to displace and absorb shock with each step 3.7 incline sole maximizes calorie burn, strengthen and tones, improves posture, and reduces joint stress Special TPR outsole is durable, lightweight and biodegradable