Features: Merit of anti-scratch and wear resistance features, our product can be used for a long time. It can fixed your bottle tightly without shaking and falling. Adopting adjustable design, it suitable for most kettles. And it is easy and effortless to install. Simple and quick to install and dismantle, saving time and effort. Our product is suitable for mountain bike or road bike. Rounded edge detailing on the kettle holder protects the kettle from scratches when in use. The flexible and tough cage is compatible with a variety of kettles of different diameters. Package Includes: 1x Bike Bottle Holder Specifications: Material:ABS Size : Approx.6.5x19cm/2.55x7.48inch Style: faucet buckle installation Style: rearview mirror installation Style: screw installation note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.