Mizuno Wave Alchemy 12 - Men'sHow can a shoe be so supportive, yet incredibly lightweight? With a flat mid-sole and a wider base, the Mizuno Wave Alchemy 12 running shoe delivers a smooth run without compromising support. AIR Mesh™ upper with Dynamotion Fit™ provides the utmost in breathability and comfort. AP midsole adds lightweight, responsive, yet durable cushioning. SmoothRide™ engineered, Composite Double-Fan Wave™ provides the perfect blend of control and cushioning while offering an unsurpassed ride. VS-T™ shock absorbing cushioning compound in the heel. Mizuno Intercool™ full-length midsole ventilation system reduces heat and humidity build-up inside the shoe. X10™ carbon rubber in the heel allows for longer wear in high impact areas and supplements traction at heel strike. SmoothRide™ engineered combination solid rubber/blown rubber forefoot outsole design for cushioning, flexibility and durability. Wt. 11.5 oz.