Unique design: The cup holder float is very light, you can carry drink floats to any party, if you want to use them, just fill the air. When you are thirsty while floating or swimming, you can grab the floating drink in the water and enjoy your party time. Perfect Size: As shown in the figure when inflated . Each inflatable cup holder can hold approximately one 12oz-15oz can. Works with almost any drink size, so you'll always have your drink by your side. Note: Can't be too big as a cup or it will fall. Easy to use: The floats can be inflated with an air gun or blown with your mouth, and the other hand holds the cup. vent. can be fully inflated in about 10 seconds, effortlessly and quickly. Diamond Ring Inflatable Coasters are perfect for keeping your drink handy at pools, and more. parties, and more. Not only can be used for cup holders, but also can be used as a pool holder for other small items or just nice little decorations.