First row- Crochet 33 stitches
Second row- From the second stitch from hook, single crochet. Do that for four more stitches.
Third row- In the next eight stitches, do a half double crochet.
Fourth row- In the next six stitches, do a double crochet.
Fifth row- Repeat row three.
Sixth row- Repeat row two.
Seventh row to seventeenth- Repeat all the rows for as many rows you want.
Eighteenth row- Crochet 8 stitches.
Nineteenth row- Slip stitch with the other end and cut your yarn.
Twentieth row- Crochet 8 stitches on the other side and slip stitch with the other end.
*Optional*- Sew the fabric to your mask.