The Handcuff Key Retractor from Gear Keeper has a 36 inch stainless steel cable with a nylon coating that pulls out for use and automatically snaps back into place. Cable has 60 lb breaking strength and 3 oz of retraction force. Handcuff Key Retractor is salt water proof and self flushing. Fits on standard duty belt. Hangs below belt so key could be tucked into pocket.