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The Reebok RealFlex Fusion TR training shoe features a two-layered synthetic and mesh upper that provides comfort, fit and durability. 3D Ultralite® midsole is engineered to be lightweight, with extra durability and responsiveness. Removable PU sockliner adds extraordinary cushioning and can be removed to accommodate orthotics. Multi-directional flex nodes promote natural movement of the foot. Forefoot flex grooves offer the ultimate flexibility. High abrasion rubber outsole gives durability.