- Patented Car Cup Holder Expander: Choose between a standard-length version or a long base version. Refer to the quick measurement guide in the product images to find the ideal fit for your vehicle's cup holders. - Adjustable Expanding Base: The base expands from 2.6" to 3.8" in diameter, ensuring compatibility with most vehicles. It is also suitable for golf carts, UTVs, ATVs, vans, boats, trucks, and RVs. - Proprietary Retaining Tabs: Designed for easy insertion and removal of bottles, the cup holder adapter features retaining tabs that keep it securely in place. It accommodates drinks with diameters ranging from 2.8" to 3.85", eliminating concerns about the adapter dislodging while driving. - Enhanced Functionality: The offsetting base adapts to various vehicle cup holder configurations without blocking adjacent holders. This design allows for the simultaneous use of two adapters, maximizing convenience for you and your passengers. Ideal for road trips, daily commutes, or outdoor adventures, this cup holder expander ensures that your drinks are always within reach, no matter your vehicle type. Enjoy stress-free travel with a solution that combines versatility and practicality.