2 in 1 Cup Holder Expander Adjustable Base

2 in 1 Car Cup Holder: Cup holder expander comes with a phone holder. Phone holder fits almost all phones on market and can also store other small items like wallet, glass, etc.
For Large Bottles: Cup holder extender for car is big enough to hold large water bottles and mugs, works with bottles in 2.7" - 4.2" (16-46oz).
Universal Fit For Car: The insert is adjustable from 2.6"-4" to fit different cars. Upgraded offset base allows it compatible with the gear shifter, center console lid and place two cup holders side by side.
Stable Design: There are extra rubber grips around the top and a coaster on the bottom which ensure the cup would be firmly held without tipping or noise.
Easy installation: Just insert the car cup holder extender into car original cup holder, then twist until it is tight. That's all about it.