Step 1:
Fold it like this.
Step 2:
Fold the bottom up
Step 3:
Turn to the back.
Step 4:
Fold it like this.
Step 5:
Turn over again.
Step 6:
Align it with the apex of your heart.
Step 7:
Open.
Step 8:
Just fold it like this
Step 9:
Step 10:
Step 11:
Just turn it to the front
Main material: A paper,