Premium & Safe Material: This training and interactive toy is made of food grade, non-toxic, soft TPR (BPA free), which makes it not easy to break and the spikes on the surface of the ball prevent your puppies from choking. Keep your pet safe while playing. Squeaky, Bouncy, Floating: This ball has a built-in squeaker to encourage pets' instinctive hunting and playing behavior. Meanwhile, with the bouncy and floating design, you can play fetch and toss games with pets on the lawn, ground, lake or pool, which enriches the human-animal bond. Improve Dental Health: The unique shape with spikes helps prevent plaque and tartar build-up when dogs chew. Meanwhile, it tends to satisfy a dog's natural instinct to chew to massage the gums and improve dental health while dogs are playing. For Small and Medium Chewers: The ball comes with a diameter of 6.5cm, which makes it fun to play when it bounces. Not too big, not too small, the ball is perfect for puppies and medium-sized dogs who love to