Women's Endorphin Speed 5 half-zip Not only do these socks

Not only do these socks offer superior performance

The moisture-wicking fabric effectively pulls sweat away from your skin

Shell - 92% polyester | 8% spandex

ABC sensors (altimeter

Know whether it’s a good day to push hard or focus on rest and recovery

Women's Endorphin Speed 5 half-zip Not only do these socksSaucony Endorphin Speed 5 Experience speed like never before with the Saucony Endorphin Speed 5. Engineered to help you reach your personal best, this shoe combines Sauconys lightweight, responsive cushioning with their innovative SPEEDROLL rocker technology and a nylon plate designed to propel you forward effortlessly. The Endorphin Speed 5 introduces key upgrades for an even better ride. The refined PWRRUN PB foam delivers a firmer, more controlled