How to make an effective sewn face mask with pocket | Cook ...
Using a ruler and fabric pen, mark 2 1/2" on either side of the open 10" side. The opening in the middle will not be sewn in order to create a pocket. Starting 1/2" from the edge, sew to the 2 1/2" mark on each side. Don't forget to backstitch. This creates an opening in the middle for a pocket…