Saucony Endorphin Speed 4 Women's Shoes The Saucony Endorphin Speed 4 Women's Shoes are designed to offer exceptional performance in daily training and speed sessions, thanks to their innovative technology and comfort. Surface: Asphalt Shoe type: Neutral Use: Training, Speed training Weight: Women: 7.2oz (204g) Drop: 8mm (36mm/28mm) Damping: PWRRUN PB Experience the evolution of speed with the Saucony Endorphin Speed 4, an upgraded iteration that retains the familiar aesthetic of the Speed 3 while introducing key enhancements for an elevated running experience. Distinguished by its redesigned knit and mesh upper, the Endorphin Speed 4 prioritizes fit, comfort, and durability. The padded knit tongue ensures a secure fit, adapting to a diverse range of foot shapes and sizes for an optimized running experience. At the heart of the shoe is a significant midsole innovation, featuring Saucony’s high-performance dual foam construction in the form of PWRRUNHG. This powerhouse material is renowned for its unmatched rebound, promising a responsive and energizing ride with every step. The durable and grippy outsole is designed for traction and protection on various surfaces. Flex grooves enhance flexibility and responsiveness, while strategically placed rubber pods offer grip and safeguard high-wear areas. Building on the success of the winged... Soft SPEEDROLL technology for effortless speed, a fluid stride and a natural propulsion. PWRRUN PB foam is a rare gem offering the best combination of cushioning and energy return of any foam on the market. Winged skid plate in nylon redesigned to be reinforced while retaining flexibility.