CREATIVE AND FUN - First that makes four giant skull ice cubes at once These skull ice cubes are slow melting, realistic and fun to make .MAKES YOUR DRINK AWESOME AND CANNING FRESHER - Long lasting ice cubes for cocktails, iced coffee, iced tea, juice, punch, soda, water, etc. Fill the ice cube tray with colorful fruits or herbs to enhance your drink. Ideal for house parties, home bars, restaurants, beaches, holiday events and holiday gifts. Also good for homemade chocolates, jellies, soaps, candles as well as cakes .HIGH QUALITY FLEXIBLE SILICONE - 100% BPA free, non-toxic, food grade, leak free, microwave safe, oven safe, dishwasher safe with silicone ice cube tray with lid. This durable and flexible silicone ice cube tray will not crack or break like a plastic ice cube tray Easy to fill, remove and clean. .PERFECT FOR THE WHISKEY DRINKER - Far more distinguished than whiskey rocks, ultra-slow melting Ice Skulls won't water down your drink, preserving the taste and strength of your favorite Scotch, Irish Whiskey or Bourbon. .How to Use - Boiled or distilled water is better than tap water to make a perfect crystal clear 3D ice cube, whether you're making a scoop of ice or a square cube. .