Details: Say buh-bye to your old PR by lacing into the fast design and performance of the Mizuno® Wave Sayonara 3 running shoe!Successor to the Wave Sayonara 2.Built for the neutral runner. Highly-breathable mesh upper with lightweight synthetic overlays that help lock down the foot. Lace-up closure.Plush tongue and collar for added comfort. Breathable fabric lining. Removable foam insole.Soft, responsive U4ic midsole.Parallel Wave® in the heel provides just the right amount of cushioning and stability.Differential: 10 mmSoft blown rubber outsole at forefoot. X10™ carbon rubber through the heel and toe for supreme traction and maximum durability.Imported. Measurements: Weight: 8 ozProduct measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size.