The tray makes 3.8 inch long and narrow ice cubes that are designed to be filled into your water bottle and keep it cold for a long time without having to freeze it overnight. Cylindrical cavities can be used for ice cream, chocolates and other desserts and crafts. Stackable Lids - Each tray has a lid. With our lockable lids you wont spill a drop of water anymore The ice cube molds can also be stacked to save space. And helps to protect against freezing odors. Stable and easy to loosen - the underside has been specially developed as a groove shape to make it easier to release the frozen contents, with no leaks and no problems Two fillers are built in between the grooves for stability. Approved by FDA and LFGB - 100% food grade silicone, BPA-free, easy to clean, compact to store. Microwave, oven, freezer and dishwasher safe. Good for temperatures from -40 to 446 degrees Fahrenheit. Each tray can make 10 cubes once. The size of the tray is 24 x 11.5 x 3 cm. The size for each stick cube is 10 x 2 x 2 cm. Product Specifications: Color: Blue, green, gray Material: Silicone Advantages:Safe, durable and odorless. Dishwasher safe 2 stackable lids Easy to release frozen contents Makes striped ice cubes, can be placed in your water bottle. With stackable lids Lid ice cube trays help keep odors away and keep the ice nice and fresh. If you have a small or heavily frequented freezer, simply stack the trays to improve the order in your freezer. So you can maximize the freezing room. Easy to remove ice cubes. Molds with a flexible silicone material at the base of each ice cube allow easy ice removal Push out ice cubes is easier than other flat bottom molds. Leave the ice tray for a few minutes and you will find that the ice cube trays are very easy to remove. Keeps drinks cooler for longer Ice strips keep your drink colder for longer, whether its a soft alcoholic cocktail like whiskey or gin Can also sit in your water bottle. A total of 30 ice cubes can be made at the same time.