Petface Space ring & ball, chewable, bouncy, buoyant, durable, non toxic and brilliant fun for your dog. Covered in dental pimples to help keep teeth clean and massage gums. Perfect for games of fetch and to help keep them healthy and fit. Why not try adding your dogs favourite treat paste or pet safe peanut butter. Ring: 110mm Dia. x 35mm Weight 65g. Ball: 70mm Dia. Weight 40g Key Features:Chewable, bouncy, buoyant, durable, non toxic. Covered in dental pimples to help keep teeth clean and massage gums. Perfect for games of fetch and to help keep them healthy and fit.