12pcs Cat Necklace: When your pet is in danger, the removable ring catcher collar loosens quickly to avoid getting stuck or clogged, and can be installed and removed quickly. Reflective design: Made of high quality nylon, the reflective strap adds more safety with the collars, animals can be easily discovered in the dark, reducing their likelihood of being injured by moving cars. You can also find them more easily when you are looking for them. Adjustable Length Cat Collar: The neck strap is designed with an adjustable buckle that can be easily adjusted from 19cm 32cm. Cat Bell Collar: With this necklace and this ringing bell, you will be able to quickly find your adorable pet and warn birds, small animals (reduce the loss of birds and small animals). Kit Parfai: This cat collars kit includes 12 different colored collars with cute bells, perfect for cats, puppies and other small animals.