360 degree rotation The bracket can be rotated 360 degrees. It can be installed on the handlebar, under the seat, down tube, fork, front pipe, and can be used on most strollers. Large-caliber designWith design large caliber (caliber range: about 3.5~5 inch), suitable for most baby bottles, coffee cups and water bottles. Multi-functional cup holderThe holder -bottles is compatible with most strollers, such as Chicco, Britax, Peg Perego, City Mini, etc. Perfect for mountain biking, bicycles, wheelchairs, electric scooters, rollators and office chairs. Universal Bottle Holder The cup holder is adjustable and fits all sizes. bottles whose diameter is less than 13cm, such as water bottle, coffee cup, feeding bottle, etc. diameter and firmly tighten the rod of the baby carrier to prevent easy slipping. Easy to installLightweight and simple to install, you can prepare it without any tools.