These metal tags are super strong and attached secure and safe. The tags can be attached easily by myself or you can attached them to your own collar at home. Our rivets that are provided are strong and hold you tag nice and secure. The tags are embossed not engraved so no need to worry about scratching your tag, the words wont rub or scratch off. Help keep your best mate safe by having all your details on one tag, you can have as much or as little as your like. In some states it is law to have your details attached, Please call/text 0427312312 if you have any questions