The fan

1. Open the napkin and put it with the wrong facing outwards on the table.

2. Fold the upper edge to the lower edge to get a bottom opening bag.

3. Fold the napkin like an accordion beginning on the left until the centre of the napkin.

4. Fold the created figure in half to the top.

5. Fold the left part to the bottom now.

6. Fold the excess part under the napkin as support. Now you can open the fan.