Osprey Duro LT with Flasks Insulating Core proportion [%]: 53

Core proportion [%]: 53

two vestibules with storm flaps on all vestibule zippers

Take them ski mountaineering

Additional features: Heat-trapping draft collar

Osprey Duro LT with Flasks Insulating Core proportion [%]: 53For 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. KEY ATTRIBUTES HYDRATION INCLUDED Two 360 mL soft flasks included. SPEED & STABILITY Padded mesh straps