adidas Running - Response Control (Dark Navy/Aluminum 2/Master Blue) - Men's: A stable running shoe designed for mild to moderate over-pronators; Synthetic upper for long durable wear. adiPRENE(R) - maximizes heel protection and stability. Shock absorbing material located under the heel provides extra protection from harmful impact forces. adiPRENE(R) plus maintains forefoot propulsion and efficiency. Elastic material located under the forefoot, retains natural propulsive forces for greater forefoot efficiency. TorSion(R) System creates stability and control. Allows natural rotation between the rear foot and the forefoot, provides midfoot support and improves surface adaptability. Compression-molded EVA with second density, carbon rubber heel and blown rubber forefoot.