Removable ring dog toy. Challenge and develop your dogs intelligence and puzzle solving sklls. Dogs have great fun removing the rings! Keeps ets occupied and eliminates boredom. The IntelliBone challenges pets intelligence and entertains them for long periods of time. It helps develop eye-paw coordination skills as they learn to remove the squeaker rings from the plush bone. Squeaker rings may be returned to the bone again and again for endless squeaking fun and dog enertainment. Machine washable fabric is made of safe, non-toxic all new materials. Soft fabric helps clean dogs teeth.