Spheres have less surface area, which means the ice melts slower and keeps drinks colder longer than regular ice cubes. This Spherical Ice Tray makes three ice spheres that are about the size of billiards balls. Perfect for any drinks served on the rocks! Watch our video on how to use the ice tray! Features: Capacity: Makes 3 spheres per tray Dimensions: Approx. 3"W x 9"L; each sphere is 2.25"D Material: Plastic Made in Japan