Features DURABLE & SAFE:Our dog chew toy is made of environmentally non-toxic Nylon and TPR material, it's sufficient toughness and hardness. This toy withstands the test of most powerful chewing, compared with most other toys, it is very durable and safe for your pets. UNIQUE DESIGN FOR DENTAL CARE:The surface of this dog chew ball toy adopts a 3D design with three different shapes to make it effectively cleaning pets different teeth and protect their dental health. Tuck a treat inside and drive your dog wild. Dogs will bite them to clean their teeth deeply by themselves while playing the chew toy. INTERACTIVE DOG TOY:Playing with the dog ball toy can also improve IQ and stimulate mentality. The irregular bumps allow the dog to chew easily and grab it. Rolling and bouncing attract the dog's attention, and irregular bouncing increases the difficulty of the chase and fetch. Makes for exciting games with your pet. PUZZLE TRAINING:The chew dog ball toy satisfies dogs' instinctual needs and provides mental stimulation. Healthy play is important for dogs' physical and mental development, emotions, and behavior. By encouraging healthy play and satisfying instinctual needs, this toy helps solve chewing, separation anxiety, teething, boredom, weight management, digging, and more PERFECT SIZE:This dog chew ball toy is about 8cm / 3.1inches, suitable for small medium and large dogs, also for aggressive chewers. Ideal for puppy dogs pet playing chewing chasing training indoor and outdoor. Dishwasher safe for easy cleanup. These chew toys is the best gifts for our dogs.