CamelBak Podium Flow 4 Hydration Belt 21oz Gunmetal. Air Support Back Panel with Body Mapping Technology will help you keep cool. Your water bottle is centered in the middle of the belt for easy access with either arm. Need a new water bottle? We've got you: Podium Dirt Series 21 oz Water Bottle is included. Reflective features help you be seen on and off the trail. Minimalism to the max Specifications for CamelBak Podium Flow 4 Hydration Belt: Manufacturer: CamelBak Color: Gunmetal Fabric/Material: Sustainable Nylon Volume: 21 oz Weight: 9 oz Dimensions: 17.52x8.66x2.36 in Last Chance: Yes Features of CamelBak Podium Flow 4 Hydration Belt:Podium Dirt Series 21 oz includedAir Support Back Panel: Designed with Body Mapping Technology to allow for maximum ventilation on the hottest areas of your backSecure Zippered Pocket: Keep essentials safe and easy to accessIntegrated Carry Pockets: Keep your tools and repair kit organizedElastic Pump LoopReflective Accents: For better visibility in low light environments Package Contents: CamelBak Podium Flow 4 Hydration Belt CamelBak 2526003000: Podium Flow 4 Water Bottle Gunmetal 21oz