adidas Supernova Glide Boost 8 Women's Running Shoes - SS16 fabric-and-synthetic boost technology - Energy-returning properties keeping every step charged with an endless supply of light, fast energy. techfit Upper - Engineered for natural, flexible support and a seamless, sock-like fit. Premium-fit Mesh Upper - Engineered to adapt to all foot types. Longitudinal Decoupled Forefoot - For a more natural foot movement. Sock-like midfoot wraps around foot - Offering dynamic arch support and superior fit.