Our s-biner keyring features six different-coloured, lightweight polycarbonate s-biners that attach quickly and securely to a sturdy, solid, stainless steel ring. It's easy to hang on hooks or loop through cord. Use one of the plastic s-biner to attach the whole unit to a second key ring, belt loop, purse strap, or zipper pull-anything with a loop or D-ring. The 6 plastic s-biner the keyring comes with are perfectly sized to hold 6 separate keys, their vivid different colours allow you to identify your keys at a glance, and they attach and release from the keyring with ease. More s-biners can be ordered separately-the keyring can hold many of them. No more fiddling with split rings or fumbling to find the key you need-the keyring is perfect for quick and easy Sharing of keys with family members, co-workers, valets, babysitters, and for taking a single key with you when you're out on a run or ride.