Weight: 176 g (size UK 8.5)<>boost™'s energy-returning properties keep every step charged with an endless supply of light, fast energy<>Air mesh upper for maximum breathability; Synthetic overlays for added support<>Comfortable textile lining; TORSION® SYSTEM for midfoot integrity<>ADIWEAR™ outsole offers the ultimate in high-wear durability; Continental™ Rubber outsole for extraordinary grip in wet and dry conditions<>Runner type: neutral; Stack height: 25.5 mm / 16.5 mm (9 mm differential)