A close-to-the-ground feel matched with energy-returning cushioning gives these men's running shoes a powerful, smooth ride. The boost midsole releases the energy from your footstrike to propel you forward. A wider platform offers natural support for versatile city streets, and the gridlike outsole flexes to adapt to the unique way your foot hits the ground. The knit upper features targeted support where you need it most.BenefitsRunner type: naturalboost is our most responsive cushioning ever: The more energy you give, the more you getARAMIS-inspired knit upper with engineered zones for adaptive fit and premium natural feelWider forefoot platform for natural support during versatile city runsFITCOUNTER molded heel counter provides a natural fit that allows optimal movement of the AchillesSTRETCHWEB rubber outsole flexes underfoot for an energized rideWeight: 9 ounces (size 9)Midsole drop: 8 mm (heel: 24 mm / forefoot: 16 mm)Textile and synthetic upper / Textile lining / Rubber outsole