How do you cover your orthopaedic insole ?

How to cover your orthopaedic insole :Ip- Trace the outline of the Kastine insole on the covering- Leave some additional space for overhangs (if necessary)- Cut out the Kastine covering following your guide line.- Glue together your orthopaedic insole and the Kastine covering- Fold down the overhangs on the edges of your sole.- Cut off excess overlap