Built for speed. Super light, aerodynamic, and cushioned so you can put in the miles.Engineered mesh upper construction for increased ventilation. Cushioned ankle collar & tongue for added comfort. Full-length molded sockliner forms to the foot, eliminating slippage & providing ideal underfoot comfort. Chargers Cushioning®️ midsole is firmer in th heel & softr in the forefoot for support & comfort.Size: 7SB2