Material: Aluminum Alloy
For detailed size info,please check pictures.
Size options are female size and male size,their differences are collar diameter and handcuffs size.
Weight: around 1.5kg
If you need other sizes of this item,please choose customize size to place the order and write your sizes correspondingly.
Here is a customize size example.
collar 16cm diameter (neck is almost round shape,so offer 1 diameter is enough)
wrist cuff diameter 7cm*9cm(wrist is more like oval shape,so there should be 2 diameter like the sizes picture shown)