N.J. Stat. § 2C:39-9.2: Sale of handcuffs to minors, prohibited

2. A person who sells handcuffs to a person under 18 years of age is guilty of a disorderly persons offense. A law enforcement officer shall confiscate handcuffs sold in violation of the law. As used in this section, "handcuffs" mean a device, conventionally used for law enforcement purposes, that can be tightened and locked about the wrists for the purpose of restraining a person's movement.

L.1991,c.437,s.2.