Stainless Steel Handy Handcuffs Hand and Foot Neck Has Metal Chain - Females

1.One piece collar, the inside diameter is 12 cm, the width is 3.0 cm.
2.Two pieces wrist restraints, the inside diameter is 5.3 cm, the width is 3.0 cm.
3.Two pieces ankle restraints, the inside diameter is 7.8 cm, the width is 3.0 cm.
The weight of this item is approximately 2900g.