The Marmot Kompressor Rush Lumbar Pack is an ultralight hip pack that makes hydrating easy whether the distance is short or long. Fast and light pursuits like trail running, jogging and ninja classes can really take a toll on your body and we all know that staying hydrated is the key to the finish line. The Kompressor Rush makes staying hydrated easy. Centering the design around the 500 ml Soft Flask, this hip pouch hydration system from Marmot is lightweight and highly compressible while remaining incredibly durable. An easy clip secures the fit and you can store gels in the mesh pocket or keys in a zippered pocket. The Marmot Kompressor Rush Lumbar Pack is the perfect fast and light hip pack to keep you moving and hydrated from trail to town.