MizunoMizuno - Wave Rider 21

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The Mizuno Wave Rider 21 running shoe lets you embrace the rush of the road with its smooth construction and superior traction. ; Predecessor: Wave Rider 20. ; Support Type: Neutral to underpronation (supination). ; Cushioning: Lightweight, flexible response. ; Surface: Road. ; Differential: 12 mm. ; Breathable air mesh and synthetic upper materials. ; DynaMotion Fit upper moves seamlessly with the foot. ; INTERCOOL ventilation system reduces heat and humidity build-up inside the shoe during performance. ; Lace-up closure. ; Lightly padded tongue and collar. ; Soft collar and interior lining helps reduce the likelihood of irritation. ; Removable foam insole. ; Top midsole layer features U4ic compound for 33% more response and greater durability. ; U4icX strobel lasting board ensures a comfortable underfoot feel. ; U4ic midsole works together with the Wave plate for a softer underfoot feel and smoother transitions. ; Redesigned Neutral Wave plate provides softer cushioning, and enhanced response. ; Articulated U4icX heel wedge supplies greater cushioning for a softer feel. ; X10 carbon rubber provides long-lasting wear. ; SmoothRide engineering promotes a great transition from heel-to-toe with each stride. ; Imported. Measurements: ; Weight: 12 oz ; Product measurements were taken using size 11.5, width EE - Wide. Please note that measurements may vary by size. ; Weight of footwear is based on a single item, not a pair.