EXPANDABLE BASE FOR CUSTOM FIT: Insert of cup holder adapter is expandable from 2.6β-3.8β to fit most round car cup holders. Base features an offset function allows holder to sit off center to avoid interfere vehicle's center console, gear shifter, or additional cup holders.
SIMPLE INSTALLATION: The cup holder extender for car could be installed in seconds. Just insert the base into your car cup holder and twist the top. The base will retract or expand to custom fit your cup holder.
SPACIOUS CUP HOLDER: The generous opening is perfect for accommodating a variety of mugs, tumblers, and handle-equipped bottles, making it simple to insert or take out drinks from your vehicle's cup holder. It pairs well with YETI Rambler 10oz, 14oz, and other commonly used mugs.
HEAVY DUTY, FIRMLY DESIGN: Cup holder built by quality ABS plastic, strong and durable for daily use. Thick rubber tabs around the top help accommodate different bottles without tilting or spilling in driving or even braking.
FITS MOST BOTTLES AND MUGS: Car cup holder expander is big enough for most large water bottles. Compatible with Yeti Rambler (20, 26 and 30 oz), Hydro Flasks (32 and 40 oz), Nalgenes (30, 32, 38 and 48 oz) and most 20-40 oz bottles.