This is a unique duffle bag made from recycled inner tubes by a brand called English Retreads. This company was founded in Boulder Colorado in 2001. If you believe in supporting eco-friendly fashion businesses, English Retreads is the way to go! The duffle is 18” long, 9” deep and 9” wide. Has a 9” inside zipper and two inside pockets that may fit a cell phone and keys. Perfect bag for a biker babe!