Ever try fitting a square peg in a round hole? How about trying to fit an ice cube into a round water bottle opening? Not going to happen... until now! Ice Tubes are designed to fit into round bottles. This set of 3 Ice Tube Trays is an unbeatable deal! Each 2pc tray features 10 cylindrical ice tube cavities. Just pour water into the lower half like any normal ice tray, place the upper half on top, then place the complete tray right into the freezer. When the ice is frozen, just pop out a tube, drop it into a water bottle and enjoy! Ice tubes are perfect for sports drinks, bottled sodas, water bottles, and more. With this pack of 3 trays, you'll have a total of 30 tubes! Add a healthy dose of tubular icy awesomeness to your favorite beverage. Get your set of 3 Ice Tube Trays today!