Make of alloy, ensuring safe drinking for consumers and families Ergonomically designed cup body ensures natural and stable handling with balanced alloy weight, ideal for prolonged event without fatigue Premium alloy wine cups with exquisite grids diamonds patterns unique luster and texture, solving fragile glass issues while enhancing durability for home parties and business banquets Versatile for whiskeys, cocktails, and more, this elegant yet sturdy cup suits restaurants, or outdoor parties, adapting to occasions seamlessly Smooth alloy surfaces resists stain and simplifies maintenance, perfect for busy households or commercial use with minimal effort