Whiskey cooling stones. Ice cube shape: square in gray color. Number of ice cubes: 8. Made of stone. Shape: square. 8 pieces packaged in a gift box. Dimensions (H/W/D): 1.9 cm. Glass is their passion. The brand Leonardo was founded in 1972 and has its roots in the family business Glaskoch, established in 1859 and specializing in glassware. The company is now run by the fifth generation and is characterized by strong employee cohesion, sustainable practices, and continuous development. Nearly 300 employees launch 800 new products annually, mostly made of glass and distributed in 88 countries. The diverse range includes decorative, lifestyle, and gift items, a wide selection of jewelry, and high-quality tableware. Leonardo's innovative products impress with exciting designs, surprising functions, or unique details. With interesting shapes and varied colors, they bring Italian charm combined with emotions and quality of life into every home.