Glide to your new personal best in a running shoe that's truly out of this world. Mesh upper adapts to all foot types and eliminates irritation, while a sock-like fit through the midfoot wraps around the foot for dynamic arch support and fit. Boost midsole platform for extreme energy return and cushioning. TORSION SYSTEM creates a smooth transition through your stride, while longitudinal decoupling in the forefoot allows natural foot movement. Continental Rubber outsole for traction in wet and dry conditions. adiWEAR in the heel increases grip and durability while remaining lightweight. Wt. 8.8 oz.