The Mizuno Wave Nexus 6 is a durable running shoe for the runner looking for a daily trainer at a great value. SmoothRide-engineered Composite Fan Wave provides just the right amount of cushioning and support. AIR Mesh upper adds breathability and comfort. AP Midsole is made with a lightweight, responsive yet durable cushioning copolymer. X-10 carbon rubber allows for longer wear in high-impact areas and supplements traction at heel strike. Solid rubber/blown rubber forefoot outsole design delivers cushioning, flexibility and durability. Removable insole. Wt. 8.6 oz.