Face Mask Pattern with FILTER POCKET + Free Printable ...- pattern face mask with filter pocket ,Free printable face mask sewing pattern. It's an olson style with a filter pocket and hair ties. Adult size. 'Surgical' / 'medical' in style & designed by a hospital. There is a printable pdf for this DIY. Click through to make your own homemade cloth mask.Face Mask Pattern - Free Sewing Pattern - PinterestSep 28, 2018 - Free face mask sewing pattern & tutorial & video on how to sew homemade face mask, with pocket for filter & nose wire. 4 sizes, age 3 & up, kids to adults.