All of our handcuffs feature an 18-tooth, 2 chain system, paired with a positive swing-through action, build-in backloading for fast cuffing; heavy-duty construction with oversized rivet heads for added strength and side double locks; with two keys. In addition to the quality features common to all other handcuffs, the chain models feature reinforced steel swivels for extgra strength and durability. This handcuff is black in color.