●PERFECT FOR EXERCISE AND TRAINING:Rubber compound,hard wearing needle felt balls,great for backyard games,ideally allow dog running,fetching,training and recreational use. ●SAFE FOR YOUR DOG:Feel confident about playtime, our tennis balls for dogs are non-toxic and use a non-abrasive felt coated that is safe for your dogs teeth. ●Durable Goods:Non-abrasive felt won’t wear down your dog’s teeth and is easy to clean. Air-Hollow Core makes ball longer shelf life. ●BRIGHT COLORS:Bright green color makes them easy to locate in bushes,leaves,and grass. ●WORKS WITH BALL LAUNCHER:Perfect companion to our ALL FOR PAWS Dog Ball Launcher Automatic Mini.