New Balance - MX664 - Synthetic/Mesh (White/Navy) - Men's: A running profile trainer for the athlete working out in the gym who participates in various cardio activities. ABZORB in heel and forefoot provides maximum shock absorption. Stability Web provides midfoot support and torsional stability while reducing weight. Lightweight compression molded C-CAP EVA midsole provides cushioning and flexibility. Solid Rubber Outsole provides long-wearing durability. Synthetic/Mesh upper provides lightweight comfort and support. Strobel Lasted AL-1. Shoe weighs 12.7 oz.