|Sample knit with worsted weight silk on US 8 needles|
Multiple of 2 + 1
Row 1: (RS) *k2tog, yo, repeat from * and knit last stitch
Rows 2 and 4: purl
Row 3: k1 *yo, sl 1, k1, psso (stitches are slipped knitwise)
Depending on how you use the stitch, you may want to add at least one extra stitch on each side for a neater edge.