Petsla Dog Toy for Aggressive Chewers Durable Dog Chew Toy Made With Nylon Heavy Duty Hard Tough Dog Toy for Large Dog Medium Dog and Teething Puppies Durable Pet Toy- Made with uniquely formulated hard nylon material. Safety is our #1 priority when it comes to our fur babies, our dog toys are tested at ISO 17025 certified lab with ASTM F963-17(GZHH00373147) and SGS certificates to ensure the material and the structure of the dog toy is safe and free of toxic materials. Our Nylon Antler Bone provides extra durability and safe chewing experience. Dogs will be able to chew off small plastic shavings and making teeth marks on this toy, they will safely pass through dog’s digestive system. It is part of normal wear and tears. This product is designed to resemble antler shape that attracts dog’s natural interest. If your pet tends to chew on wooden furniture or gnaw on hard materials, this is the perfect and safe substitute to satisfy dog’s natural desire to chomp. Composed of safe and odorless hard nylon material, dog will not be able to break this nylon bone into halves while chewing Tested by Pitbulls, German Shepherds, Mastiffs, Siberian huskies, Labrador, Golden retrievers and many other power chewers. Designed in USA, manufactured in China. Designed for Super Chewers - Chewing on toys can help relieve excessive energy and reduce stress that often lead to unwanted behaviors. Apply paste-like treat, such as peanut butter, on the toy’s surface grooves can keep dog engaged for longer time. This toy is easy to clean, just rinse with water. Our Nylon Antler Bone Dog toys are NOT edible, supervise closely and discard when appropriate. Helps reduce discomfort during teething period. Excessive chewing without supervision on any chew toys can cause the dogs gum to bleed and may crack teeth, please select the proper chewing strength toy for your dog. Proper supervision during chewing time is recommended to ensure the safety of your dogs