Abstract: A supplemental hand restraint device is disclosed which is utilized in conjunction with conventional handcuffs to eliminate functional hand and/or finger use of a person in custody. The device comprises a bag adapted to be positioned over the hands and handcuffs of a person in custody and be secured thereupon to completely enclose or encapsulate the person's hands. The device may additionally be secured to the belt of a person in custody to prevent the person from stepping through the handcuffs as well as be utilized in multiple custody applications.