1.Simply let silicone ice cube tray stand for 1 minute, or rinse the bottom silicone with water to remove the ice cubes faster. Never use brute force to take ice, which will cause the ice trays for freezer cracked.2.Fit through Water Bottles Mouths: The ice trays for freezer comes out about 3.74'' long and 3/4" in diameter, easily slipping into most water bottles.silicone ice tray is suitable for cans, water bottles, juice bottles, beer bottles, insulated stainless steel sports bottles and more.3.Easy to Pop Out: These struggle-free silicone ice cube tray has silicone cups that pop out when it's time to chill your drink. It's easy to remove as much as you need - without inadvertently popping out too many. Ice sticks pop out cleanly without cracking or breaking.4.Fun for Kids: You'll get one of each bright color: orange, purple, blue and green. Fill with juice or fruit to create water fun. Kids will love using these ice trays for making ice, popsicles, or just playing with craft dough and making unique shapes.