BioThane® Slip-On ID Tag Collar - Passion PinkLightweight, soft, and durable. If your dog often switches between harnesses, collars, and slip leads, this tag ID collar is ideal for them! Designed to hold your dogs' ID tags in order to keep your dog identifiable and lightweight, these collars are a more comfortable alternative to your martingale collar for use around the home. Can also be worn outdoors in conjunction with a martingale collar or harness. While strong enough for you to hold or leash