Easy to Release : Simply press gently to release the . This bottle is designedwith an opening mouth at the top, so that the can be easily pouredout after they are released, and you can use theice cubes according to your needs. Quick to Make Cubes: Our bottle can make ice quickly, you just need to add water to thewater level line, and put it into the refrigerator to finish making ice, it is veryconvenient to use. Bottle Design: Simply insert the included straw to transform the ice tray into a portable water bottle-perfect for hydration . Can be used as A Water Bottle: This bottle is equipped with a straw, it can be used directly as a waterbottle, no need to pour ice into other containers, insert the straw and drink,especially for the hot summer.