www.zappos.com Product Description: # Please click here for the La Sportiva Size Conversion. # Learn the ropes and push yourself to new heights in a high performance shoe like the Tarantula by La Sportiva®. # A versatile climbing shoe designed for the beginner. Ideal for both gym climbing and cragging. # Unlined leather upper for all day comfort. # Dual off-set hook-and-loop straps for a customizable fit. # Asymmetrical design allows beginning climbers to push the grades at a quicker pace. # 1.8mm LaspoFlex midsole for ultra-light cushioning. # FriXion® sticky rubber outsole delivers optimal grip on varied surfaces. # RL 45 last. # Weight : 12 oz # Product measurements were taken using size 45. Please note that measurements may vary by size.