Solid Rubber Training Bullmastiff Ball on a String

This ball is made of solid rubber, so it is super strong and durable. Difficult to bite through, it won't be damaged with sharp dog's teeth and will bring years of joyful games to your pet. Dotted surface massages the gums, keeping the dog's dental hygiene in a good condition. This product is absolutely dog-friendly, non-toxic and, therefore, absolutely safe for your Bullmastiff. 
It is so easy to develop fetching, retrieve and bite skills of your dog with this ball, as it has strong nylon string, firmly attached to the ball. Hard pulling will not tear it out.