Dont let your momentum waver-carry dual 10 fl. oz. flasks of energy gel with the Trail Mix waistpack from Nathan. Molded holsters hold two Nutrition Flasks, which carry 10 fl. oz. of your favorite energy gel without the hassle of individual packages. Single mesh pocket is great for stashing your keys, ID and lip balm secures with rip-and-stick closure. Large zippered pocket stores additional food and energy gels two shockcords secure jacket or gloves with single-handed pull. Back of pack is lined with moisture-wicking air mesh to keep you comfortable during exertion. Adjustable belt stretches slightly to enhance breathability, fit and heat dispersion fits waists from 26 to 42 in.