Sip your favourite gin, rum, tequila, whisky & other cocktails from these 100% lead-free crystal glasses. Add your favourite spirit or create a cocktail of choice and then spin to visualize the natural liquid motion. Spin glass with just a gentle twist of the wrist. Designed for gin, rum, tequila, whisky & other spirits. Ultra fine cold-cut rim for optimum mouthfeel. 100% Lead-free crystal for excellent durability, clarity & elegance Includes: 2 Revolve cocktail glasses Dimensions: 10 x 10 x 10 cm Capacity: 500ml when full/ Cocktails up to 350 ml or 3/4 full (including ice) Material: Lead-free Crystal Washing: Dishwasher safe (top rack).