During the Vietnam War they were bare metal; the natural color of metal (silver appearing).
Chat with our AI personalities
If you are refering to tags for dogs they are not called "dog tags". So the Military one came first.
Aluminum. The current DOD (Dept of Defense) dog tag spec calls for stainless steel military dog tags. Stainless steel is durable and will not corrode.
I guess. Your name is already engraved on it.
When soldiers first started receiving service numbers, there was a special number only the military used. In the modern military, your "service number" is your Social Security number.
Every soldier receives one pair of dog tags in Basic Training. When the soldier gets to his first duty station, he normally receives a second set.