Nathan Sports TrailMix 7L Race Pack Great running pack. Used but in great condition. No damage, no tears. Holds all the essentials on a run. From Nathan Sports: "Smart storage and durable hydration define this multi-adventure, versatile 7L pack, which can hold a 2L bladder and adjustable side straps for a perfect fit. Keep your smartphone close by with the front storage and the external daisy chain makes attaching lighting or other small items a breeze. Best pack for any 5k to Spartan race!"