Exercise your dog, inside or outside! Just when your dog thinks he's caught the ball, it changes directions! If it's dropped instead of fetched, it just comes back to you.
My dog isn't big into balls, but she loves how this one bounces backwards when it hits the end of the tether. I think she likes that it's unpredictable--that it does the unexpected.
Crazy Pet Ketch-It Ball If You Can (Assorted)
