Cup Holder Insert Universal for RV Boat Car Couch Golf Cart, Pontoon Table Sofa

Description Important： Please make sure the cup base in your car or boat has a diameter of 3.74"-4.1" so our recessed cup holder can fit properly. The cup holders with 3.62" opening compatible with Hydro Flasks 12oz/16oz/18oz/20oz compatible with Yeti Ramblers 20oz/26oz/30oz compatible with Nalgenes 30oz compatible with Cola can 12oz among other big and small size cups. Does it fit your cup base? To find out if the cup holder adapter fits the cup base of your vehicle, please refer to the dimensions of the pedestal, which adjusts from 3.74" to 4.1". Though the drink adapter is designed and made to fit most cars, trucks, boats, RVs or golf carts, It is not universally suitable for all vehicles. Please refer to the size for exact fitment. Feature Key Feature Our cup holder inserts suitable for boat, RV, or cars with 3.74"-4.1" cup base (Please measure the diameter in advance before you make the purchase). Joytutus cup holder inserts also can perfect replacement couch cup holder. The