1. Practical plastic cup holder for automobiles: The plastic cup holder can be used in cars, trucks, RVs and other cars to fix drinks to prevent your drinks from spilling while driving. . 2. A wide range of uses: Drink Cup Holders can be used in theaters, sofa seats, gyms, bars, ships and other entertainment venues, such as tabletop drinking places, and have a wide range of uses. . 3. Excellent material: Cup Holder is made of high quality plastic PP, which is hard, durable and not easy to break. Safe and environmentally friendly, non-toxic and harmless. You can use it for a long time. . 4. Suitable size: The height of the Boat Cup Holder is 6 cm, the maximum diameter is 11 cm and the minimum diameter is 8.5 cm. It is suitable for placing most canned drinks, wines and thermoses. . 5.Value for money: You can get 4 replacement black cup holders. Can be used to replace your previous drink holder. The quantity is sufficient for daily use. .