[Product name] Ice wave beauty ball[Product weight] 280g (including color box)[Product packaging] Color box (2 per box)[Color box specifications] 17*11.5*6.5cm[Product material] High boron glass + negative ion gel + anti-slip sponge[Product color] BluePlease read the instructions carefully before use:Cold compress: Place the ice wave ball in the refrigerator for 30 minutesHot compress: Soak the ice wave ball in 40-50 degree water for 1 minutePlease confirm: Whether the temperature of the ice wave ball is appropriate, not easy to be too cold or too hotHow to use: Gently massage the area in circles for 10-15 minutesStorage method: Wipe the product clean and place it in a cool place. Do not refrigerate when not in use and place it out of reach of children. Do not put it in the freezer.Package content: 1* Glitter blue (2 pieces)