Luxurious comfort for your best running. Wave Creation 21 is packed with Mizuno's revolutionary technologies. Infinity Wave heel cushioning, U4icX in the front foot, maximum cushioned sockliner and ultra stable SmoothRide technology. Each part of this model is designed for exceptionally comfortable running and the shoe is an excellent alternative for the runner who needs maximum cushioning during long running rounds. Updated upper. Weight 320 grams, drop 12 mm.