INTEGRAL ULTIMATE EXPANDER® - EXPANDABLE CUP HOLDER UP TO 4.0"

TRAVEL YOUR WAY

Travel with ease & comfort. The Hydro Expander cup holder installs into your vehicle’s cup holder in just seconds and holds your water bottle, thermos, or mug in a firm, snug fit with 3 rubber tabs for oversized bottles. Travel with your version of Hydro Flask, YETI, RTIC, Nalgene, CamelBak, and more. Note: Does not fit 14oz or 46oz YETI Ramblers.

STAYS FIRMLY IN PLACE

Enjoy a bit of rough terrain? An adjustable base is the only way to accommodate all beverage flasks, keep a lid on them, and avoid spills. The Hydro Expander features a 3-ring expandable base with a diameter range of 2.5”-3.75” to keep it firmly in place in most cylindrical cup holders, regardless of terrain type.

DRINK FROM YOUR FAVORITE MUG

We all have one! Coffee just tastes better from that familiar mug. Bring it with you on your commute – no transfer required. The Hydro Expander features an integrated mug handle slot so your cuppa joe slides in with ease. Fit your 24oz YETI Rambler and many more. Note: 14oz YETI Rambler will not fit.

SIMPLE INSTALLATION & A UNIVERSAL FIT

It couldn’t be easier! 2 steps & 5 seconds is all it takes to fit your car’s cup holder with the universal fitting Hydro Expander. Simply hold the base and twist the top. The base will retract or expand to custom fit your cup holder. No tools, no hardware, no problem. Every vehicle should come with one of these! Did we mention it makes an excellent gift?

FITMENT

Cup holder expander vehicle fitment
Each version of our cup holder expander is compatible with most vehicles on the market. However, there are certain models they are not compatible with. Please review the fitment photo included in each listing before purchase. Vehicles that are NOT compatible with our cup holder expander selection:

View List

The Most Common 95%

If your cup holder looks like this, you can be sure our design will work.

The other 5%

This is an example of a recessed cup holder where our design doesn't work.