Made of durable and bite resistant nylon,safe non-toxic,tough and durable. Chewing help clean teeth and control plaque and tartar,effectively cleans teeth to promote oral health soothes discomforts from teething. Irresistible Bacon Flavor,smell good. Your dogs must love it ! Creats positive association with toys for dogs and reduces their anxiety and boredom. Large size suitable for different dogs.German Shepherd, Alaskan Malamute, Golden Retriever,more than 60 lbs.