Cup Holder Extender for Car, Car Cup Holder Expander Adapter with Adjustable Base, Fits Large Water Bottles in 2.7"-4.2" (16-46 OZ)About this item 2 in 1 Car Cup Holder: The cup holder expander features a phone holder that accommodates almost all phones on the market and can also store other small items like wallets and glasses. For Large Bottles: The cup holder adapter is spacious enough to hold large water bottles and mugs, compatible with most popular bottle sizes ranging from 2.7" - 4.2" (16-46oz). Universal Fit For Car: The insert expands from 2.6" to 4" to fit various car models. The upgraded offset base allows compatibility with gear shifters, center console lids, and enables placement of two cup holders side by side. Stable Design: Extra rubber tabs around the top and a coaster on the bottom ensure that cups are held firmly without tipping or making noise. Easy installation: To install, simply hold the base and twist the top. The base will retract or expand to fit different car console cup holders. Dimensions: 5.15"L x 5.15"W x 6.89"H