Are you in the market for a high-quality cocktail shaker that will make amazing cocktails every time? The BARSUPPLY heavy-duty, 100% stainless steel Professional Boston Cocktail Shaker Set is perfect for bartenders and anyone who loves cocktails. Its water-tight seal makes it better than cobbler shakers and ensures that it won't freeze shut when shaken with ice. You'll also find this shaker behind many high-end cocktail bars because of its quality manufacturing and reliable performance.