I know what you’re thinking: who would pay 15 dollars for an ice cube tray? And that is a good question. But these aren’t just any ice cubes, they’re the fancy, enormous, perfectly-square kind that make any drink immediately more satisfying (and hip). If you want to take your whiskey-based cocktail — is there any other kind? — to prohibition-level swagginess, this is the key tool you need in your refrigerator today.