- Expandable Base for Versatile Fit : Designed to fit car cup holders with diameters ranging from 2.5" to 3.75", this holder adapts easily to a variety of vehicles like SUVs, trucks, boats, golf carts, and RVs. Please note, it may not be compatible with certain compact car models that have uniquely shaped or angled cup holders. - Space-Saving and Adjustable Design : The adjustable base can be customized using a screwdriver, allowing it to fit snugly around center consoles, gear shifters, and other vehicle components. Its compact structure maintains full functionality of your vehicle while securely holding your drink. - Secure and Rattle-Free : Featuring four reinforced non-slip grips and a dedicated slot for larger bottles, this holder ensures your drink stays in place. A vibration-dampening coaster minimizes noise, keeping your beverages stable on rough roads. - Universal Compatibility for Large Bottles : Ideal for popular insulated tumblers and water bottles with diameters of 3.4" to 4", this holder is compatible with the Yeti Rambler series, Hydro Flask wide mouth, Stanley Quenchers, and other large drinkware. - Practical Use Scenarios : Perfect for daily commutes, long road trips, or outdoor adventures, this drink holder provides convenience where you need it most. Keep your drinks secure and accessible while on the go, eliminating spills and distractions as you drive.