Creativity Has Come Back To Beverages Spice up your drinks with style and show your friends and family how a real host serves drinks. Shaped offers a number of different ice cube molds that bring fun and exciting shapes, figures, and patters into your ice cubes to help make your drinks fun. Make Every Last Beverage Sparkle & Shine At 2" x 2.36" our skull ice cubes are larger than anything similar on the market. This not only means lovely and visually appealing shape, but also a longer period of melting. Just put one of our big large skull ice cube into your drinks and you'll feel an amazing difference! Keeping Drinks Colder For Longer Make four of our giant skulls and you are definitely equipped for an eventful drinking session with your friends. They are extremely slowly melting – if you are a fast drinker, or thirsty, you can drink by using only 1 skull ice cube! DETAILED DIRECTIONS FOR USEStep 1. Wash your trays by hand when you receive them, or place them in the dishwasher prior to your first use. Step 2. Fill the lower tray about ½ way with a liquid of your choice. Step 3. Cover the lower tray with the upper tray and ensure that it is secure by pressing down gently and releasing excess liquid. Step 4. Place your trays in the freezer and let them sit for at least 6 hours. In order to prevent from creating an ice block, stack it with a heavy item. Step 5. Twist, open, and remove your new 3D skull ice cubes! Skull ice cube next to a glass of whiskey - makes super-cool 3D skull ice cubes - bigger and longer - patented design - fun to use Specification: Material: Silica gel Color: Black Dimensions: 11*7.5*5cm/4.33*2.95*1.97in Package includes: 2 Pieces Ice Ball Maker Mold