Women's Endorphin Speed 5 twilightcroptank it delivers an ultra-lightweight feel

it delivers an ultra-lightweight feel with a smooth

breathable fabric for all-day comfort

Enjoy a softer top layer for plush cushioning and comfort

and stay connected with the Nathan Hypernight Reflective Stash Vest — the lightweight

a track spike built specifically for jumping events

Women's Endorphin Speed 5 twilightcroptank it delivers an ultra-lightweight feelFast just got faster. The Saucony Endorphin Speed 5 Womens running shoe is built for speedwork, race day, and everything in between. This versatile trainer features ultra light and responsive PWRRUN PB foam paired with a winged nylon plate that delivers torsional rigidity while staying flexible through toe off. With SPEEDROLL technology for a naturally propulsive feel and a full length flex groove for smooth transitions, its designed to make every