This set of ClassWine 4 Rugby Balls Whiskey Stones from France is perfect for keeping your drinks chilled without diluting them. The stones are made of natural soapstone, which is known for its ability to absorb and retain cold temperatures. The rugby ball-shaped stones come in a stylish wooden box, making them a great gift for any whiskey lover. Enjoy your favorite drinks, chilled to perfection, without any of the dilution that comes with ice cubes.