The adidas adiZero Feather tennis shoe features a perforated synthetic upper that provides durable, lightweight breathability. EVA tongue offers additional comfort. adiTUFF® delivers best abrasion resistance in the toe area. adiPRENE®+ in the forefoot maintains propulsion and efficiency. EXTENDED TORSION® adds adaptive forefoot and midfoot support. adiPRENE® under the heel for superior cushioning at impact. adiWEAR6® outsole gives the ultimate in high-wear durability. Wt. 13.4 oz.