Step 1: They Key
You will first need to find a handcuff key. Once you have found one you will need the clover thing you can do this by bending the metal back and forth.
Step 2: Grinding It Down
I had used a file to do this but you can use any kind of grinding tool.
Step 3: Concealing It
Once you have ground it down enough you can now fit it on to the string of a sweatshirt then you will want to slide it all the way up to until it goes into the hood.
Step 4: I Am Not Responsible
I AM NOT RESPONSIBLE FOR ANY SORT OF TROUBLE THAT ONE MAY GET INTO IF USEING THIS.