adidas Stabil 11 Court Shoes Sprintweb Mesh Upper - Lightweight fibers strap and secure your foot for ultimate control adiPRENE+ - Located under the forefoot for greater propulsion and efficiency as well as better toe-off. 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. TORSION - Improved unit which offers superb arch support, which helps to also give the shoe great mid-foot strength. adiPRENE - Located under the heel for superior cushioning at impact.