Gauge:
20 sts and 28 rows = 4” in stockinette

 P.1:

Rnd 47 (Divide Rnd): K1, SSK, K 11, K2tog, K1; place remaining 17 stitches from current needle and first 17 stitches on next needle on holder, K1, SSK, K 11, K2tog, K 1.  (30 sts)

Rnd 48: K1, SSK, K 9, K2tog, SSK, K 9, K2tog, K1. (26 sts)

Rnd 49: K1, SSK, K 7, K2 tog, SSK, K 7, K2tog, K1. (22 sts - 11 each side)

Rnd 50: Kitchener stitch top closed. (check out the Knit Picks  Tutorials for instructions and video: Kitchener Stitch)

P.2:

Rnd 1: K1, SSK, K 11, K2tog, K1; repeat on other side.  (30 sts)

Repeat Rnds 48-50.