Peace out and put the miles behind you when you hit the pavement in the Mizuno® Wave Sayonara 4 running shoe!Predecessor: Wave Sayonara 3. Support Type: Neutral to underpronation (supination).Cushioning: Lightweight, flexible response. Surface: Road.Differential: 10 mm. Breathable mesh and synthetic upper materials. Printed forefoot overlays promote a performance fit and feel. Lace-up closure.Padded tongue and collar.Breathable fabric lining. Removable foam insole.Soft, responsive U4ic midsole.Parallel Wave® in the heel provides just the right amount of cushioning and stability.Soft blown rubber at the forefoot for durability, pressure distribution, and underfoot cushioning. X10™ carbon rubber through the heel and toe for supreme traction and maximum durability.Asymmetrical forefoot flex grooves allow the foot to move more naturally.Imported. Measurements: Weight: 7 ozProduct measurements were taken using size 7.5, width B - Medium. Please note that measurements may vary by size.