USED Saucony Endorphin Speed 4 Shoes - Women's White/Violet 8.5 Medium. Designed as a race-day shoe its quickly proven itself much more equally capable during long moderate training sessions and sprints to the finish. Thanks to the just right combination of winged nylon-plate SPEEDROLL technology and PWWRUN PB foam this cushioned running shoe provides the perfect balance of support rebound and forgiveness. Specifications for Saucony Endorphin Speed 4 Shoes - Women's: Manufacturer: Saucony Gender: Female Age Group: Adults Women's Shoe Width: Medium Color: White/Violet Footwear Type: Shoes Footwear Upper Fabric/Material: Mesh Features of Saucony Endorphin Speed 4 Shoes - Women's Smooth SPEEDROLL technology for effortless speed smooth turnover and propulsive forward motion. PWRRUN PB foam is a true unicorn offering the best combination of cushioning and energy return of any foam on the market. Re-engineered winged nylon plate provides reinforcement while maintaining flexibility. Package Contents: Saucony Endorphin Speed 4 Shoes - Women's Saucony S10940-129-100-M-8.5: Endorphin Speed 4 Shoes - Women's White/Violet 8.5 Medium