Features: Teeth cleaning: Not only do these dog toy bones for aggressive chewers provide enjoyment, but they also help in oral health. Chewing these bone toys helps keep your dog's teeth clean, helping clean your dog's teeth and reduce tartar when chewing Nice for outdoor walks: Due to their size and design, these aggressive chewing dog toys are suitable for outdoor activities. They won't get lost in the grass and your pet will stay engaged during your walks. Whether you're in the park or backyard, these toys make outdoor time more entertaining for your furry partner. Specifications: Material: nylon and cowhide Color: as the picture shown Size: approx. 5.12 x 1.97 x 1.38 inches/ 130 x 50 x 35 mm Package includes: 24 x Dog bones toys Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Puppies can chip off small pieces and leave tooth marks on the toys, they may swallow debris, proper supervision is recommended.