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Zappos.com is proud to offer the Mizuno - Osaka 4 (Black/Silver-Red) - Footwear: Go for the distance with the Osaka 4 from Mizuno. ; Textile and synthetic upper with mesh inserts for breathability and ventilation. ; Textile insole for a comfortable feel. ; Full-length, elite-level distance plate promotes efficiency by providing superior traction and flexibility. ; Compression molded EVA midsole for excellent cushioning. ; Recommended from 800m to 10,000m. ; 6.00 oz. ; Product measurements were taken using size Men's 8.5, Women's 9.5. Please note that measurements may vary by size.