Ross-Simons - "Perfect" Set of 4 Single Old-Fashioned Glasses. The single old-fashioned cocktail glass set delivers an elegant tumbler glass for old-fashions or any cocktail served on the rocks. Whether you?re hosting cocktail hour or sipping a Scotch, you'll always be ready for a drink. Includes four glasses. Hand wash only. Each glass measures 3"H and holds 9.5 ounces. Item(s) are safely and securely packaged.