2 sizes and sufficient quantity You will receive 3 sets of cocktail shaker cups, totaling 6 pieces in 2 sizes: 3x 18 oz and 3x 28 oz. The combination of two sizes covers multiple drink needs. Premium material and durability Made of high-quality stainless steel, this shaker is durable and reliable. It resists breaking or deforming, stays shiny after years of use, and can withstand rough handling and occasional drops for long-lasting performance. Leak-proof design for confident shaking The Boston shaker set is designed to minimize leakage, allowing you to shake or stir cocktails with confidence. It seals easily and opens smoothly, helping you mix drinks faster and more efficiently. Dishwasher-safe for easy cleanup Cleanup is simple thanks to dishwasher-safe construction. You can place the shakers in the dishwasher and have them clean and ready again in minutes, saving time and effort. Use scenarios - Home bar or entertaining: prepare a variety of cocktails for family and guests with two convenient sizes. - Small cafe, bar, or catering: mix multiple drinks quickly and efficiently during service. - Outdoor events or travel: durable stainless steel withstands transport and active use while staying rust-free. This set combines versatility, durability, and practical design to meet everyday mixing needs without compromising quality.