DESIGNED FOR APPLE AirTag - Our reflective cat collars are specially designed for Apple AirTag and will not work with any other device. Compared to other Air Tag phone case accessories, our AirTag Cat Collar Holder is more cost effective and eliminates the need to buy the cat collar and AirTag case separately. A lightweight cat collar is just what you need to keep track of your beloved pet with precision High Quality Cat Collars - Airtag cat collars are made of well sewn nylon to protect your cat's neck from irritation while moving. The quick release buckle of the detachable cat collar is made of high quality sturdy plastic and can be quickly released with one hand. We use thick D-rings to provide a secure connection pointer for your cat leash. Little bells and heart rhinestones make your cat so cute. DESIGNED FOR MAXIMUM SECURITY - Unlike uncomfortable hanging AirTag keychains that hang and wobble, Cat Collar's Air Tag Holder is made of soft silicone that is lightweight, soft, seamless and waterproof to your cat . In addition, cat collar reflective strips improve cat visibility at night or in the dark. Safer for you and your boys, girls and cats when walking, running or jogging. IMPORTANT - With the purchase of this product, you will get a cat collar with an AirTag holder. Reflective cat collars are available in 7 colors for small to medium cats. Cat Collar Dimensions: Minimum Length 8.7", Maximum Length 13.7". Not recommended if your cat's neck circumference exceeds 12 inches. In order to choose the correct size, measure around the neck where the gps cat collar will fit comfortably before purchasing.