The lightweight synthetic upper of these men's shoes combines durability with comfort. The BOOST midsole delivers responsive energy return with every step. An abrasion-resistant Adituff toe protects against foot drag during intense movements. LIGHTWEIGHT COMFORT: Synthetic upper for durability and light weight ADITUFF TOE: Abrasion-resistant Adituff wraps around the toe and medial forefoot to help protect against foot drag that occurs during serves, volleys and extreme lateral movements CAN'T STOP. WON'T STOP: The incredible energy return of adidas BOOST is created by fusing together energy capsules, giving you the power to keep your feet moving ADIWEAR OUTSOLE: Adiwear outsole offers the ultimate in high-wear durability