Our official hinged handcuffs are designed for official law enforcement use. Equipped with the double locking mechanism, these cuffs are a great value. The attaching for the cuffs with a hinge makes escape attempt much more difficult. Also, its heavy nickel plating retards rust and ensures years of trouble free service. Best of all, each set comes with two keys. These Hinged Double Lock Handcuffs are for work or for fun. Make sure you order your own set of Hinged Double Lock Handcuffs today!