adidas Response Revenge Boost 2 Running Shoe - SS15 Mesh Overlay - Provides your feet with great ventilation whilst your run. Energy Boost Midsole - Absorbs energy from your footstrike and charges it into forward momentum. Stable Frame - A highly supportive construction designed to provide support only when and where it is needed. Each stride is natural, comfortable and stable. TORSION System -Provide for excellent stability in the midfoot. Layered Tongue and Interior - Designed with sweat wicking properties that help guide sweat away from your feet whilst you perform.