[header] How to make a punk rock leather jacket [title] Choose a pattern for your jacket, such as studs/spikes. [title] Mark the pattern in chalk on the jacket. [title] Press the prongs of the stud firmly onto the jacket to make a pattern for your exacto knife to cut. 
[title] Use an xacto/craft knife to precut holes for the prongs to go into. [title] Push the prongs through the holes and flatten on the reverse side to hold into place.