Car Cup Holder Expander with Adjustable Base

Universal Car Cup Holder Expander for 20-40oz Bottles Upgrade your vehicle's standard cup holder to accommodate larger bottles, tumblers, and mugs. This adjustable car cup holder expander features a 2.6 to 3.9 inch expandable base and is designed to fit most standard cylindrical cup holders in cars, trucks, and SUVs. The expanded upper holder accommodates bottles and tumblers up to 40oz, while inner non-slip rubber grips help keep your drink secure and reduce unwanted movement and rattling while driving. Product Specifications Product Type Car Cup Holder Expander / Adapter Bottle Capacity 20-40oz Maximum Capacity Up to 40oz Adjustable Base Diameter 2.6-3.9 in Material Durable Plastic Inner Grip Non-Slip Rubber Mug Handle Slot Yes - U-Shaped Opening Installation Insert & Twist to Tighten Vehicle Application Universal Quantity 1 Piece Key Features ✔ Holds Large 20-40oz Bottles Expands the usable size of your vehicle's original cup holder to accommodate oversized water bottles, travel tumblers, and other large drink containers up to 40oz. ✔ Adjustable 2.6-3.9 Inch Base The expandable base adjusts from approximately 2.6 to 3.9 inches to fit a variety of standard cylindrical vehicle cup holders. ✔ Non-Slip Inner Grip Inner rubber grips help hold bottles securely while reducing sliding, rattling, and unwanted movement during normal driving. ✔ U-Shaped Mug Handle Slot The open-side design provides clearance for compatible mugs and travel cups with handles. ✔ Tool-Free Installation Simply place the adapter into the existing cup holder and twist the adjustable base until it fits securely. ✔ Universal Vehicle Application Suitable for many cars, pickup trucks, SUVs, and other vehicles equipped with compatible cylindrical cup holders. Compatibility Application Compatibility Details Cars Fits many standard cylindrical cup holders measuring within the adjustable base range Pickup Trucks Fits compatible cylindrical center console cup holders SUVs Fits compatible cylindrical center console cup holders Bottles & Tumblers Designed for many 20-40oz drink containers Mugs with Handles U-shaped side opening provides clearance for compatible handles Important Fitment Note: This is a universal-style accessory and does not fit every vehicle cup holder. Please measure the diameter and shape of your vehicle's original cup holder before ordering. The adjustable base is designed for compatible cylindrical cup holders within approximately 2.6 to 3.9 inches. Designed for Larger Drinks Drink Container Application Large Water Bottles Suitable for compatible bottles up to 40oz Travel Tumblers Provides additional room compared with many standard vehicle cup holders Coffee Mugs U-shaped opening accommodates compatible mug handles Insulated Drinkware Suitable for compatible oversized insulated bottles and tumblers Simple Installation Measure your vehicle's existing cup holder to confirm compatibility. Insert the cup holder expander into the original cup holder. Twist the adjustable base until it expands and fits securely. Check that the adapter is stable before placing a bottle or tumbler inside. Insert your drink container and make sure it is held securely before driving. Before Ordering Check Specification Original Cup Holder Shape Cylindrical / Round Recommended Adjustable Base Range 2.6-3.9 in Drink Size Up to 40oz Mug Handle Check alignment with U-shaped side opening Console Clearance Confirm adequate surrounding space for an oversized bottle or tumbler Package Includes 1 × Universal Car Cup Holder Expander Usage Notes Measure the original vehicle cup holder before purchase. Designed primarily for compatible round or cylindrical cup holders. Make sure the adjustable base is firmly secured before driving. Actual compatibility with bottles and mugs depends on container shape and dimensions. Check surrounding console clearance when using oversized 40oz containers.