These durable engraved dog bone pet id tags are perfect for the pet lover. Double sided engraving is plenty of room for a name, address, and phone number. Don't pay those high prices at the big box pet stores for less quality. These are made from anodized aluminum and engraved for years of use. Name and phone number will be engraved on the front, address will be engraved on the back. Each tag measure approx.. 1 1/4 inches x 1 inch. Includes split ring for attachment.