Never used! Morrison Backpack Pannier color: olive green with brown cords, black topography flip top. *description from manufactures website* dimensions: 5" x 11" x 17.5" capacity: 22L weight: 1lb 11oz Handmade, built to last, North St Bags include a lifetime warranty. Converts from backpack to bicycle pannier in mere seconds by tucking straps inside pocket and connecting the bungee hook mount. Easy-access external zipper compartment and side sleeves for u-lock or water bottle. Retro reflective accent strip for visibility after dark. Comes with sternum strap and flexible padded mesh backstraps. Made with recycled EcoPak sailcloth Black interior with built-in laptop sleeve Fits most standard commuter and touring racks. Hook size: Default pannier hook size is 9mm, which covers racks up to 11mm thick. Hooks can be bent out slightly if they are too tight on your rack. Tool Roll (includes tools and Vibrelli hand pump/patch kit) Unfolded: 10.5" x 11" Rolled and secured: 5" x 3"