Personalized Coffin Pet Tag Please note: These are NOT metal, yet made out of precision laser cut and engraved acrylic. This pet tag is weatherproof and best of all.....Silent! A ring is included for attaching the tag to the collar. Small: 1.5 x 1 x .125 in Large: 1.9 x 1.2 x .125 in We look forward to making a custom dog tag for your lovely pet.