For runners looking for a little self-sufficiency without weighing down their stride, the Duro LT is a great option. With two 360-ml soft flasks and pocket space for nutrition and gear to boot, it'll take you from training to lightweight trail days in record time. Plus, the Duro/Dyna family is sustainably designed with 100% recycled materials. FEATURES Two extra-large stretch mesh soft flask/food harness pockets Two Hydraulics 360 mL Soft Flasks included Two lower stretch mesh food/supplement harness pockets Vertical zippered harness slash pocket for valuables or phone Snap-in adjustable/removable dual chest straps for customized stability Tuckaway safety whistle Large dual-entry stretch mesh rear pocket HYDRATION INCLUDED Two 360 mL soft flasks included. SPEED & STABILITY Padded mesh straps provide comfort and stability with a quick-adjust ErgoPull hipbelt. EASY GEAR ACCESS Smart pocketing keeps the essentials, like water, gels, whistle and phone, accessible while on the trail. BACKPANEL 3D Spacermesh bodywrap for lightweight padding, full ventilation and soft irritation-free contact surface Minimalist body contact for minimalist fit/maximum ventilation HARNESS Adjustable and removable dual chest straps for additional stability Front harness gear- and food-organization pockets Airmesh bodywrap for maximum ventilation, stability control and soft irritation-free contact surface Multiple sizes and gender-specific fit for long trail comfort