This classic bone shape dog tag is available long-lasting stainless steel, lightweight aluminum, or durable brass. They can be custom engraved on both sides with up to 8 lines of personalized text, plenty of room for all of your dog's important ID. The permanent laser engraving is precise and clear making it easy to read. Available in 2 sizes for dogs small and large. When it comes to long-lasting durability, our pet tags hold up to the most active dogs. Pair with our Dog Tag Clip, for easy collar attachment. Features and Benefits: 2 Sizes: Regular: 1.6 x 1.1 in Small: 1.3 x 0.9 in Double-sided engraving with up to 4 lines of custom ID on both front and back. Offered in 3 materials: Stainless steel, Aluminum, or Brass (Reference our materials guide to find the right material for your dog's needs). Split ring attachment included.