●Material: Synthetic ●Sole Material: 合成底 ●Heel Type: フラット ●Closure: レースアップ ●Rubber recovery insole massages under your feet, stimulates blood flow, alleviates muscle soreness and helps prevent cramping. ●Ultra-light IMEVA (Injected Foam) for increased comfort and flexibility ●The midsole floats on the outboard. ●Mesh vents release the funk and the entire kit is machine washable with non-marking soles.