The Best Cocktail Shaker Since Prohibition! Billed as “the cocktail shaker of the future,” the product is a lightweight, shatterproof shaker that holds 24 ounces of liquid and can be used with one hand. It’s also leakproof, easy to open and contains a locking top and dual strainer. Ideal for margaritas, martinis, mojitos – and nonalcoholic drinks, as well – Shaker33 might just find a home in your bar. 4.5 by 11.5 inches. Made in the USA!