To hip to twist? Try shaking it instead. Sweet and sassy, this is one cocktail that arrives in style, no matter how hard you shake it. Just add vodka, water and ice and let the party begin. Each Cocktail Rx Cosmo shaker includes a fun and easy to use reusable shaker, cocktail flavor for two full shaker rounds (8 cocktails) and rimming sugar. Shakers are dishwasher safe and fully recyclable.