Waterford Lismore 12-Ounce Highball Tumbler The Waterford Lismore pattern is a stunning combination of brilliance and clarity. The slender design of the Lismore Straight Highball / Tall Beverage glass gives ice-cubes a musical note when they hit the sides. Ideal for serving long, cool cocktails and mixed drinks, the dramatic diamond and wedge cuts of the traditional Lismore pattern refract light with stunning radiance. Hold your drink up; you'll notice that Waterford's hand-crafted fine crystal guarantees diamond-like clarity while the glass itself boasts comforting weight and stability. Combine quarter cup ammonia with a mild lemon detergent. Rinse in clean water and air dry on a rack. Clean vases and decanters by filling them half-full with moderately hot water, a small amount of mild detergent, two tablespoons of white vinegar or ammonia and 1/2 cup uncooked rice. Swirl the rice around for a few minutes to remove residue. Features.Genuine Crystal.