Constructed from 300/600 denier waterproof fabric with sonically welded seams the Topeak DryBag Handlebar Bag is great for touring or commuting as it keeps all your essentials within easy reach.The bag easily mounts to the handlebar using QuickClick quick release clamp that makes removal and installation easy. A simple slide and click and the bag is secure and a simple push of a button unlocks the system for easy removal. Features include one divided main compartment which has plenty of space for all your essentials, reflective strips for added visibility, clear map cover and optional shoulder strap for off-bike use.One Divided Main CompartmentShoulder Strap, Carrying Handle3M Reflective StripQR Clamp (Fixer 8)27 x 23 x 19cm