Spill Catching Cup Holder Insert fits in your car, RV, truck and more Improves your Cup Holders In Seconds Fits In Almost Any Cup Holder in your Auto, Boat, RV and More (2 3/4" and larger) Holds Almost Any Size Drink Even the Supersized (with a base 3 5/8" or smaller) Catched Spills Drips and Condensation keeping your Auto Clean Dishwasher Safe and Portable makes Cleanups a Snap