Don’t throw away anything and keeps as many small bits as possible, all of them can be exploited.
A 4 cm diameter disk can be used to decorate a covered button.
The kit is pretty expensive.
On the plastic mould, put the fabric disk and the first part of the button.
With the pusher, press the buttton in the mould.
Lay the second part of the button on the fabric and put some pressure on the pusher.
Expell the button by pushing it from the back of the mould.