The audio mount is easy to carry and set up, light and compact, no need to install with tools/screw. Easily fixing water bottles, drink, audio, tools, radio, clothes, etc.Made of high-quality nylon material. Non-slip material; Three fastener straps; keep mounting your accessories very securely on to the cart railing.Thoughtful non-slip strap design keeps mount and speaker securely on railings ground.Adjustable Straps is portable for many accessories like drinks, water bottle.Easily attach to bike, cart, boat without any tools.Material:nyloncolour:blackPackage Contents:1 * Bike Water Bottle Holder StrapsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.