Dog name engraved tag is made of stainless steel and silicone material, will not hurt puppies' necks. Just need to put the dog tag through the dog collar, easy to use. Practical and lightweight design, suitable for all kinds of pets. Multi-functional dog tags can be attached to pet's necklace and collar, and you can write the name of the pet and contact information of the owner, so as to prevent your pet from losing, while you can also hang the tags on the backpack and luggage compartment to keep your luggage from getting lost.