The Stainless Steel Polished Dog Tag (Also known as Marine or Surgical Stainless Steel -Grade 316- which is the highest grade of Stainless Steel) allows up to Six (6) Lines of Identification Information on the front and the Medical Logo on the back of the single Dog-Tag. Professionally Laser Engraved to the finest detail which will not rub off or discolour ensuring durability. It speaks on your behalf In Case of Emergencies. Dog Tags can be attached to Key Holders, Bag Zips and Pencil Cases.