Automatic Cup Holder Expander Our car water bottle holder features an upgraded autolock design, allowing the three adjustable arms to automatically expand according to the cup size. No more manual adjustments needed Easy Installation Cup Holder Expander for Car Installing our AutoLock Cup Holder Extender Adapter is a breeze. Simply grip the middle of the base and twist to expand and detach the bottom adapter. Insert it into your cars cup holder hole and rotate vigorously for a secure fit. With its userfriendly design, youll have this coffee cup holder installed in no time, ready to securely hold your drinks during your journeys. Versatile and Convenient Water Bottle Holder The expandable arms can accommodate most 10ounce to 64ounce bottles and mugs, ranging from 2.56 to 4.8. Our car cup holder is large enough to accommodate popular brands of bottles and mugs, Compatible with Yeti, Hydro Flask, Nalgene, and more. Making it the perfect accessory for all your beverage needs on the go. Strong and Stable Drink Holder for Car Made of durable composite plastics, our cup holder adapter ensures a strong and stable grip. The expansion base legs of our car cup holder mount stay firmly in place, providing stability even during bumpy rides. Whether youre driving a car, motorcycle, boat, truck, trailer, or golf cart, as long as theres a cylindrical mug holder, our cup holder expander will be a reliable companion. Autoexpandable Cup Holder for Car You can drop your bottle directly at an inclined angle to squeeze the bottle into the arms. The arms will automatically expand to the appropriate cup size position.