Camelbak Ultra Belt 500mL/17oz | Running Warehouse。Like new Camelback Ultra Run Belt size small. Original 17oz soft flask included, barely used. Color Corsair Teal. 17oz Quick Stow flask is lightweight, collapsible and features our classic one‐piece silicone bite valve for rapid hydration 3D Micro Mesh: Multi‐directional air flow and cushioning to maximize comfort and breathability Secure Phone Pocket: Conveniently located with a zipper closure for secured quick access Reflectivity: For early morning or late‐night runs Trekking Pole Carry: Easily remove or replace poles while running Ultra Light Materials: Unrivaled breathability, comfort and durability Fuel and Gear Storage: Organize run essentials with pockets specifically designed for Quick Stow flasks