Keep hydrated on your runs with this Nathan Hydration Waist Pack Running Belt. The pack includes two 9oz. bottles and a bottle sling to keep them secure while you exercise. The waist pack is designed with a sleek gray color and the brand, Nathan, known for their top-quality fitness gear. This waist pack is perfect for anyone looking to enhance their running experience with hydration on hand. Its volume of 18oz. ensures you have enough water for your entire workout. The pack is a size M and is new without tags. It's a must-have for any fitness enthusiast. Total Length of the Belt is 38" Has a Velcro closure. See pictures.