The adidas ClimaCool Feather II tennis shoe features the external, dual-density SPRINTFRAME construction to ensure maximum heel support while preventing overpronation. Durable and lightweight micromesh SPRINTSKIN upper provides stability, breathability, and comfort. Forefoot SPRINTWEB construction adds maximum stability during extreme cut movements. adiTUFF abrasion-resistant toe offers durability. adiPRENE insert delivers comfort and shock absorption. adiPRENE+ insert returns energy into forward movement to make your stride more efficient.