Our vendor in Japan JETMINMIN shares this cloth face mask pattern (two different sizes for kids and adults) with us, on how to use a sewing machine or hand sew your own face mask.
You can download the pattern and instructions (also shown below) here, http://www.jetminmin.com/corona6/corona6free.pdf.
Here are the step by step instructions on how to sew together this double-layered COVID-19 face mask.
STEP 1- Trace the pattern on your favorite fabric, you need 4 of them
Step 2 - fold in edges as shown here
STEP 3- Sew two pieces together by stitching the longer side sides. Now you have two pieces of each. Open them up as shown here.
STEP 4 - Now with the two pieces of fabric that already have been sewed, turn them inside out and sew both pairs by stitching together the other shorter sides.
Step 5 - Now turn the mask inside out, and sew the longer sides together.
STEP 6 - Insert strings on both sides of the mask.
Voilà, homemade face mask! Stay Safe!