Enjoy delicious and tasty slushies in summer. The Frozen Magic Slushie Cup body is made of food Grade Silicone which is safe and environmentally friendly. The inner lining is made of grade TPU material which does not Leak. Tips to Note: Put the Slushy maker cup body in the freezer 4-6 hours before use. The ingredients should not exceed 2/3 of the cup body. The temperature of the Slushy cup should be between -25° to 60°. Avoid using hot water or it will break the inner layer. It takes longer for milk products to be made into smoothies than soda or juice, leave the milk products in the cup for 3-4 minutes before squeezing. In order to prolong the service life of the Magic cup, it is recommended to store the ice pack layer in the freezer until the next use. Do not use sharp objects to stir in the cup to prevent damage to the cup wall. Make sure to wash it every time after use. The silicone outer cup and ice pack can only be washed by hand in cold or warm water. The other parts are machine washable. Enjoy your Summers Enjoy cool slushies in hot summers with different flavors with your perfect blend of juice, soda, milk, or any kind of milk to create slush, shakes, and ice-cream. EASY TO USE Just keep the slushie maker for 4-6 hours in the refrigerator and take advantage of our advanced heat exchange technology to create slushies that taste like pure bliss.. Create Customized Smoothies Add your personal taste and create your own kind of smoothies mixing different ingredients like Cola, Juice, Soda, or any other kind of beverage.. Non-Toxic Material Each and every part of the Frozen Magic slushie cup is made of food grade Silicone material. The material used is safe for health and environment. Join hands in the global revolution with green plastics.