Training Shoes Built for a better ride and a smoother stride, this trainer is unbeatable. Synthetic upper with reinforced support at heel and toe. BOOST midsole tech has unrivaled cushioning and energy return. Outsole has designed pivot points for easier forefoot rotation.products_model:R64M4037qWomen's Shoes - adidas Pure Boost X Trainer Black/White/Dark Grey - R64M4037q