Let all of your cats use your magnetic cat flap or replace your cat's current magnetic collar key. This Staywell® Magnetic Collar Key is compatible with Staywell® Magnetic Cat Flaps: 400 series (Deluxe Magnetic) and 900 series (Classic Magnetic). The collar has an elastic strap designed just for cats, but you can take off the key and use it with any cat collar

Features

• Comes with elastic strap – comfortable and easy to put on
• Use with any cat collar – Key is easy to remove to pair with your existing cat collar
• Works with Staywell® Magnetic Cat Flaps (400 and 900 Series)