1. Quick & Easy To Install - This bicycle water bottler is no tools neededthe bottle cage is designed for easy installation and disassemblyit can be installed in seconds, either vertically or horizontally is very applicableon mountain bikes or road bikes 2. Product Feature - With the 360 degree rotation adjustable rotation screwIncredible strong and lightweight(only 27oz)non-deformable and corrosion resistant.This bicycle cup holder can be installed on the bicycle everywherehandlebar, under the seat, lower tube, fork, front tube 3. Optimum Size & The Degree Of Stability - The clamp of The bottle cage can be freely adjustedStrong backrest anti-slip, make riding more stableSuitable for all kinds of bottle body and water bottle2.5'' - 3.3'' bottle in diameter is perfect fit 4. Quality Material - High-quality plastic steel and exquisite design make the cycling kettle more difficult to dropStrong durabilityVery likable 5. Widely Used - The Bike Bottle could be mounted on most bikes mountain bikesbaby strollers, pushchairs,walkers, scooters Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.