Wide Range of Uses: This cup holder with phone holder (not applicable for cups wider than 8.9 cm or phones wider than 8.3 cm) is suitable for all types of baby bottles and coffee cups. This cup holder is compatible with most strollers: Uppababy, Doona, Nuna, Jogger, Britax, Bugaboo, etc. Applicable Scenarios: The cup holder with phone holder is suitable for most strollers, WonderFold wagons, walkers, wheelchairs, bicycles, scooters, boat handles, shopping carts, kayaks, ATVs, lawnmowers, motorcycles, treadmills, golf carts, station wagons, etc. Secure Cups: The inside of this bottle holder has soft silicone blades; they can secure the cup in place to prevent the drink from moving and spilling. The opening edge can accommodate cups with handles, sippy cups, coffee mugs, etc. Non-slip Design: The clamp is designed with rubber pads to help lock the cup holder in place and prevent movement. The clamp can also be rotated 360 degrees and adjusted to fit different sizes. The adjustable clamp diameter is from 1.4 cm to 4 cm. Perfect as a Gift: This cup holder is an excellent birthday gift for mom, dad, wife, women, friends, and colleagues who need one. We believe they will truly appreciate this amazing gift.