Under Armour Threadborne Slingflex Women's Training Shoes - 6.5 - Grey Mesh^Synthetic Imported Threadborne upper - Offers a breathable, compression-like fit. Dyneema Construction - Provides ultimate durable flexibility. Internal Heel Counter - Built with soft padded to provide lightweight protection and structure. Padded Mesh Tongue - Eliminates unwanted pressure to the top of the foot. Two-Piece Charged Cushioning - Pairs a soft, plush layer of foam on top of a layer of dense, harder foam.