Three-dimensional mask (3D mask) -You can put non-woven or kitchen paper in the mask!
Sew to reinforce the part where the non-woven fabric or kitchen paper is taken in and out.
The length of the reinforcing seam is about 4 cm (≒1.57in).
Those who feel troublesome do not need to use this reinforcement sewing.
Sew the front fabric and lining together
Let’s sew the front fabric and the lining together.
The fabrics are sewn on the inside surface.
All the upper side of the fabrics is sewn and closed.
Leave 4cm 4 cm (≒1.57in) in the center of the bottom of the fabrics (do not sew here) and sew the rest together.