(1) Unisex 5 Pieces Restraints Set Stainless Steel with Brass Lock Joints.

Includes the following 5 Pieces:
1.One piece collar, the inside diameter is 14.0 cm, the width is 3.0 cm.
2.Two pieces wrist restraints, the inside diameter is 6.0 cm, the width is 3.0 cm.
3.Two pieces ankle restraints, the inside diameter is 8.2 cm, the width is 3.0 cm.

(2) The weight of this item is approximately 2965g.