Doctor Woof PAWDIS Custom Dog Tags for Pets - Personalized Pet ID Tags - Dog Tags For Dogs - Dog ID Tag - Personalized Dog ID Tags - Cat ID Tags - With Pet Photo Customized pet ID tag with your pet's name, photo and info. Each pet tag is made of aluminum; measures 2" x 1" x 0.04"; and attaches to your pet's collar with a split ring on the top. Personalize the front with your pet's name and photo. Customize the other side of the tag with contact information. You can include up to 2 optional lines, each up to 25 characters long. You may also include "reward" and/or microchipped. Please note that the back side is printed "upside down" because people flip a tag over from the bottom up, so the back will be right side up when they do that.