Safety & Durable - The small ice cube tray with lids are made of grade silicone that is BPA-free, odor-free, non-toxic, safe, durable, and reusable. They not only withstand long-term low-temperature storage but also can use in high-temperature. Use temperature is from -40 to 230 degrees Centigrade. Start to use ice cube trays, say goodbye to easily cracking ice trays from now on. Easy to remove - Soft silicone material design, which makes it easy to release ice cubes and will not crack even freezing for a long time. Simply gentle twisting and the ice balls would pop out easily! Ideal for making flavored ice, iced coffee, tiny frozen yogurt, cocktails, whiskey, cranberry juice, lemonade, and other mixed drinks, and DIY food. Space & Cost saving- Designed with a small size of 7.48 x 5 x 1.1 inches and a single ball diameter of 1 inch, great for your camper when you travel, your office with mini-size fridge-freezer, or for families who love ice. This round ice tray is enough for these needs. It also can be stacked, helps you save space and money, also provides you with perfect little solid spheres. Easy to use & Clean - Fill the trays with water, put the cover on to close the tray, and stacked them in the freezer for some hours, you will able to get a whole tray of ice. Recommend washing them in hot water with soap/detergent when you first use. You can also put them into your dishwasher after use. What You Get: silicone ice ball maker mold kit, the green and pink colors to bring u with more pleasant ice-making drinks experience. It is great for home, parties, bars, or as gifts for friends, loves, and families. If the ice trays didn't work well for you, please contact us at any time, we are willing to provide a better solution for every customer.