AND 1 Men's Backlash Mid Basketball Shoe 100% Synthetic Imported Synthetic sole Shaft measures approximately 5.5" from arch Ventilation windows provide great breathability Synthetic upper provides 20 percent additional weight reduction when compared to leather Dual density high rebound molded ethylene vinyl acetate midsole gives extra cushioning Reinforced shank provides arch support and stability And1's Low sew construction keeps weight and points of friction low for reduced weight and comfort