These plastic pet tags are engraved in a factory environment before being packaged and delivered directly to you. These plastic dog tags are engraved on both sides of the tag, we include all engraving in our pricing. On the mini round plastic dog tag we can engrave up to 5 lines of engraving on both sides of the tag. Your dog tag is supplied with a durable steel split ring, this is fitted to your tag before being attached to the D ring on your dogs collar. It is important that the dogs lead is clipped to the original D ring and not the tag fixing ring, they are high quality but are not intended to withstand the pull of a dog. Fitting Your dog tag is supplied with a durable steel split ring, this is fitted to your tag before being attached to the D ring on your dogs collar. It is important.