Get out of the single collar rut with the RC Pet Products dog id tag clip. The nickel plated clip make transferring dog tags from collar to collar quick and easy. Gone are the days of struggling with O-rings every time you want to change your dog's collar. Simply un-clip the id tag clip from the current collar and clip it to the new collar. Fits most collars including all RC Pet Products D-ring collars and features PMMA reflectors to improve visibility and an ergonomic shape and size. Clip features a secure tension clasp and split ring attachment.