Made of Durable Food-Grade Nylon And Edible Cowhide:Free of BPA and phthalates, Safe, Non-toxic, Help clean teeth and control plaque and tartar during the chewing process,Can withstand hours of play time, Strong and durable. Nearly Indestructible:The bones toy has passed countless times tested by German Shepherd, French Bulldog, English Bulldog, Siberian Husky, Rab Rado, Golden Retriever, And many other powered chewers.It's still hard to destroy.and hours of play time, Strong and durable. Delicious beef for flavor: We have increased the content of cowhide and have a tempting beef aroma to maximize your dog's interest and bring the satisfaction of chewing. Our dog must love it! Bone shape design: The real bone shape makes your pet easy to recognize, establishes a positive connection with the dog toy, and reduces their anxiety and boredom. Interesting, curved design which makes it easy for dogs to hold and chew Wide range of applications: suitable for large/medium/small dogs. Large Bone size: 5.3 inches