Stay supported through every mile with the On Endurance Zip Bra. This high support running bra features encapsulated cups for increased support and reduced bouncing. A front zip closure with zip guard makes for easy on and off, reduced chafing, and enhanced comfort, while a v-shaped underbust reinforces support. Adjustable straps provide a secure, adaptive fit, with an open racerback construction for increased breathability and bonded seams for a clean, streamlined look.