The Day Light Lumbar Pack by Mountainsmith is designed as a lightweight reinforced ripstop nylon stow-away piece for travel or backcountry pursuits. It features a zippered interior pocket that cleverly converts to a ?stash and dash" storage pocket for on-the-go travel. The bright yellow pocket ensures that it's easy to find in a pack or suitcase. Side mesh bottle compatible pockets and a zippered front panel pocket provide additional storage. The removable shoulder strap offers an alternative way to carry the pack and 3M reflective highlights increase visibility. Throw it in your next backpack or travel pack for the ultimate solution for fast and light excursions.Ideal as secondary pack for travel and backpacking Reversible inside zippered pocket for "tuck & stash" carry of pack (makes a great pillow!) Zippered front panel pocket with key clip Patented Delta Compression System load adjustment Removable shoulder strap EVA Foam support backpanel Tuck-away waistbelt Side mesh pockets Elastic rigging Recommended Load - up to 10lbs. YKK? Zippers Bar tack reinforcements 3M? Reflective Fit range: 30" to 52" Carry capacity: up to 10 lbs. Materials: 210d Duramax? RipStop, 420d Duramax? Nylon, 210d RipStop Liner Size: 11.5 x 11.5 x 6 in. Weight: 14 oz. Capacity: 700 cu in.