Kids, animals, and parties are sure to love these 2.5" colorful motion-activated light-up glitter comet balls! The balls have a hexagon design imprinted all around them, giving them rugged edges perfect for playing fetch with dogs or cats. The balls are also bouncy to keep your kids and pets having fun and "bouncing off the walls" with excitement! The balls come packaged in a display case with 12 pieces total featuring four different colorsl; purple, blue, pink, and green.