Take a square sheet of paper, fold it in half sideways to make a crease and unfold.
Cut the paper in half along the crease.
Take one half of the paper.
Fold the top edge downward.
Turn the paper over.
Fold the paper in half sideways.
Fold the paper in half upward.
Fold the bottom edge to the right edge and unfold.
Open the upper flap downward along the previous crease. Unfold.
Unfold the item.
Unfold the item again.
Turn the item over.
Fold the item in half upward.
Fold downward along the triangular crease.
Fold the side parts backward.
Rotate the item.
Fold the left corners toward each other and unfold.
Fold the corners inward.
The boot of Santa Claus is complete!