adidas Court Stabil 12 Indoor Shoes - AW15 Sprintweb Mesh Upper - Lightweight fibers strap and secure your foot for ultimate control. adiTUFF - This is an abrasion resistant material in the toe-upper. This is where indoor court shoes seem to wear out quickest due to dragging of the feet. This increases durability. Energysling - Wraps the top of the foot, stretching and springing back during side to side movements so energy loss is minimized. Anti-Slip Lining - For improved performance and fit. Ring Core Dual Density EVA - Offers additional power and speed enhancing multi-directional movements.