Cup Holder Adapter __ Patented plastic adapter that makes a mug, cup, or bottle fit in your vehicle€™s standard cup holder, F

Cup Holder Adapter is a patented plastic adapter that makes any size mug, cup, or bottle fit in your vehicle standard cup holder. Holds mugs, convenience store cups, and bottles. Durable, dishwasher safe, and portable -- move from car to truck to boat to RV Color: Black. Dimensions: 3.5' diameter top of cup, 2.5' diameter bottom of cup. MADE IN USA

Want to Easily Expand your Vehicle's Cup Holder? Cup Keeper fits into most standard vehicle beverage holders! Works in cars, trucks, boats, RVs, anything with a cup holder. Just set it in to create a larger beverage holder that is 3.37" in diameter at the bottom ad 3.6" in diameter at the top. Specially Designed Handle opening allows your handled travel mugs to snuggle right in. Fits larger convenience store cups, beverage bottles, travel mugs, even 20oz and 30 oz Yeti Rambler cups. Fits in most furniture cup holders! Want to Easily Expand your Vehicle's Cup Holder? Cup Keeper fits into most standard vehicle beverage holders! Works in cars, trucks, boats, RVs, anything with a cup holder. Just set it in to create a larger beverage holder that is 3.37" in diameter at the bottom ad 3.6" in diameter at the top. Specially Designed Handle opening allows your handled travel mugs to snuggle right in. Fits larger convenience store cups, beverage bottles, travel mugs, even 20oz and 30 oz Yeti Rambler cups. Fits in most furniture cup holders!