Infini-Key, Stainless Steel Clip Key Ring, Keep Multiple Keys Handy, Allows You To Isolate & Remove Any 1 Of Them Without Having To Struggle With A Stubborn Split Key Ring, Just Slide The Key You Need To The Narrowed Top, The Neck Keeps Your Other Keys From Following & Unlock The Simple Carabineer Clip To Remove, Can Also Be Used To Attach The Infini-Key To A Belt Loop, Backpack, Or Second Key Ring, Keeping Your Keys Secure & Handy Wherever You Go.