DescriptionGame. Set. WOOF! The Orbee-Tuff® Tennis Ball is perfect for the sports enthusiast. Any 4-legged player will serve an easy ace with these doggie-durable tennis balls. The Tennis Ball size matches the original, but the Orbee-Tuff® materials makes it much safer on dog's teeth. The Tennis Ball fits perfectly in our award-winning Bamboo Wood-Chuck ball tosser. Or, try it stuffed with Planet Dog eats for an interactive treat-dispensing toy.