FIT MOST 32 OUNCE - 40 OUNCE WIDE BOTTLES & MUGS IN 3.4"-4": Car cup holder expander is big enough for oversized thermoses, it also can work with most popular brands bottles and mugs in 3.4"-4" diameter.
EXTENDABLE BASE: Insert is expandable from 2.6"-3.8" in diameter to fit many different automotive cupholders. Just twist the top of the adapter to expand or retract the base. It also works great for golf-carts, motorcycles, boats, trucks, and RV's. Our extra thick pads on the expanding base ensure the adapter stays securely in your cup holder.
2U-SHAPED GROOVE-You can easily pick up the drink in our cup holder expander whether you sit on the left or right,no need to replace the cup holder seat.It is easy to remover the cup holder from the slot. And the cup holder has a base deep enough to provide great balance for your water bottle.
24 hours sever: The adapter is designed to handle even the most rugged driving conditions. If you have any problem please message us by email.we will reply in 24 hours
Simple to set up: The base and cup holder are constructed from durable ABS material, making installation a breeze. The adjustable base ensures a secure fit. Twist the cup holder to expand the prongs and secure it snugly into your car's cup holder in the center console.