Interactive Pull String ToyThis big dog toy is indestructible, the dog ball is made of food grade TPR material, non-toxic and healthy, with high elasticity. The rope is made of soft steel wire, which is really resistant to tiger bites and more sturdy and reliable. It can withstand dog bites for a long time, but for dog's health, it is recommended not to exceed 20-30 minutes each time.Super Vacuum Suction CupThe dog occupation toy has a powerful vacuum suction cup, the suction cup can withstand up to 230 lbs (about 104.32 kg) of pulling force and can withstand the pulling of large and heavy dogs. When dog pull the dog rope ball, it will form a tug of war posture, causing the dog to be excited, and the dog will play like a tug of war.Multifunctional Molar BallThe super durable rubber squeaky toy ball has a whistle device at the bottom. When the dog bites the toy ball, it makes a squeaking sound which can improve the dog's concentration and interest. You can also put treats in the sphere, and the dog will do its best to eat them. This relieves boredom and prevents destructive behavior.Dog Teeth Cleaning ToyThe bored dog toy is equipped with molar balls, which have molar particles of different sizes 360 on the surface of the ball. You can put pet toothpaste on the molars and when your dog chews the ball, it can effectively remove dirt and tartar from the teeth and keep the mouth fresh. You can spread beef sauce on the molars and your dog will love this toy.