You & your dog are going to wonder how you ever did without our tag changers! Our Dog Tag Changers make it easy to switch all your dog's tags, identification, and charms from one collar to another. Just attach your dog's tags to the sturdy D ring and open the changer by clicking the side release buckle. Place the Dog Tag Changer on your dog's collar and click the buckle closed. It's a snap! And you won't find the wide variety of colors and coordinating buckles anywhere else on the web! We are sure you will love our tag changers!