Amazon Basics Expandable Car Cup Holder with Adjustable Base, Fit Big Bottles 3.4 to 3.8 Inch, Black
$21.00
- Cup holder expander for keeping beverage cups and bottles secure while driving
- Ideal for use in cars, trucks, SUVs, recreational vehicles such as boats, RVs, and more
- Expandable base adjusts to fit into most vehicle cup holders between 2.5-3.75 inches
- Durable ABS plastic construction easily withstands rugged driving conditions
- Flexible rubber grip tabs inside allow you to place and remove cups and bottles to prevent tipping
- Compatible with Yeti Ramblers (20, 26, and 30 ounces); Hydro Flasks (32 and 40 ounces); Nalgenes (30, 32, 38, and 48 ounces); beverage containers between 3.4-3.8 inches; and most 32-40 ounce bottles; note: does not fit Rambler 14 ounce mugs
Description
From the manufacturer

AmazonBasics Car Cup Holder Expander Adapter
Safely enjoy your favorite beverages while on the road with the AmazonBasics Car Cup Holder Expander Adapter. This adjustable product fits into your existing cup holder to ensure bottles and cups of different sizes stay secure in transit. The holder is ideal for everyday use in cars, trucks, and SUVs, as well as recreational vehicles such as golf carts, boats, RVs, motorcycles, and more. Whether you’re taking a long road trip, commuting to work, or simply running errands, the cup expander adapter is a convenient, dependable choice.
- Cup/bottle holder adapter for use in vehicles
- Base expands to fit your existing cupholder
- Rubber grip tabs keep beverage secure in transit
- ABS plastic construction for durability
- Easy installation

ABS Plastic Construction & Rubber Tabs
Built to stay in place even in rugged driving conditions, the cup holder expander is constructed with durable ABS plastic. Flexible interior rubber grip tabs allow you to easily insert and remove bottles and cups when you’d like a drink without worrying about sloshing or tipping. The adapter is designed for use with beverage containers in the range of 3.4-3.8 inches in diameter and fits most 32-40 ounce bottles. Includes a slot on the side that allows for secure placement of mugs with handles.

Expandable Base
The AmazonBasics cup and bottle holder insert expands between 2.5 to 3.75 inches in diameter, allowing it to easily fit into a variety of different automotive holders and adjust for the perfect fit. Simply twist the top of the adapter to expand or retract the base for installation in seconds.
Product Description
Product Description
Amazon Basics Car Cup Holder Expander Adapter with Adjustable Base
From the Manufacturer
Amazon Basics
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