Identify Newborn Dogs – Our colorful ID band collars can help you easily track and identify puppies and kittens. Stylish and personalized design for your pet, comfortable to wear and will not hurt your pet. Fabric Soft fabric; nylon, will not hurt the puppy’s neck. Dimensions (L) x (W): 10*350mm. Adjustable hook and loop design, suitable for puppies to grow quickly without restraint. Package Contents: 12 puppy collars in 12 different colors for easy identification.