Product Details + Synthetic Rubber soleBIOM NATURAL MOTION technology for a snug fit, along with stability and forward momentum for power during the swingPHORENE midsole - made with ECCO FLUIDFORMDirect Comfort Technology - is soft, light and provides bounce and energy returnWaterproof membrane keeps foot dry and comfortable in wet weatherFTS 3.0 receptacles with Pivix spikes are combined with additional grooves on the outsole for superb traction and stabilityRemovable and washable Ortholite insole supplies long-term cushioning