Mizuno Neo Cosmo 2 pairs Mizuno's Enerzy NXT cushioning with a Smooth Speed Assist design to deliver a responsive, springy ride for daily training and recreational runs. Key attributes: Gray | Mizuno Enerzy NXT cushioning for high energy return | Smooth Speed Assist (SSA) for an efficient running form | X10 carbon rubber outsole for durability and traction | Lace fastening | Removable insock | Soft padded tongue | Sporty silhouette | Soft tongue for added comfort | Lightweight upper | Dimensions & fit: Weight: 260 g | Stack: 6.0 mm | Composition & care: 50% other fibres | 50% fabric