You will need:
Using a tape measure, measure the distance around half of the leg for the area labeled "A" in the diagram.
Measure the length of the shoe as shown for "B" in the diagram.
Measure the top of the foot from the center of the foot to the floor for the area labeled "C" in the diagram.
Measure from the end of the foot to where the ankle starts to bend for measurement "G".
Sketch out your pattern using these measurements. On the curved edge of the pattern, add a 1/2" to the outside edge, for a seam allowance.
Cut 4 of these pattern pieces from you fabric (Cut two with doubled fabric, wrong sides together)