Orbee Strobe Ball Light Up LED Green by Planet Dog Size 3" x 3" This durable interactive ball starts blinking when you bounce it; turning your typical game of fetch into an exciting multi-sensory experience. Once the ball is thrown and hits a firm surface a multi-colored LED light automatically starts blinking. The LED light is embedded with the same impenetrable technology as our award-winning Squeak Ball. The light is tightly and safely enclosed in a non-toxic sleeve that is then embedded into the ball during the molding process. This patent-pending technology requires no glues or adhesives making it 100% non-toxic. The Strobe’s light has a life of 200 hours, that’s over 36,000 throws! And during times of non-lighted activity the ball is still a playtime favorite with a fun texture Strobe scores a 5 out of 5 on the Durability Scale for the most aggressive chewers.