About this item 【Easy to Release】:The mini ice balls trays are made of hard plastic which makes round ice cube easier to release than silicone ice cube mold. After taking the mold out of the freezer, open the lid and slightly twist the tray to release the ice. 【Easy to Use】: This ball ice cube tray mold consists of one tray and a lid with small holes.Just pour about 300ml of liquid into the tray at one time and close the lip. Then put the maker into the freezer for 4 hours, you can get 33pcs sphere ice balls.(3 trays can make 99 pcs balls at o