Crochet Face Mask Adapter is great to keep your mask in place on your face. This Crochet Face Adapter was made with Medium worsted yarn and H hook. I uploaded a video if you need more assistance.
sl st=slip stitch
You can use cotton yarn or medium worsted yarn, H hook.
Rnd 1: you may need to go up a chain or two if this is too small, Ch 12, sc in the 2nd chain from the hook, use a stitch marker to keep track of that first sc, sc in each chain across to the end of the chain, in the last chain, work 3 sc,
Continue on the opposite side, Do NOT turn, work a sc in each stitch across until you reach the the stitch marker, which is 10 sc across, then work 3 sc in the the beginning sc, which is where your stitch marker is, Now place your stitch marker on your last sc of the 3sc you just worked,
sc in the next 10 sc, work 3 sc in the next stitch, sc in the next 13 stitches, sl st it the stitch marker.