it's a uterus

My latest knitting project as requested by a fellow doula - a uterus.

Materials Needed: Knitted worsted, 2 ounces 1 set double-pointed needles, size 6 1 doll’s head or child’s ball, 3-1/2" in diameter Rayon seam binding or ribbon, 16" length Following are directions for knitting a "uterus". The numbers in parentheses are for the larger size. Directions Cast on 48 sts. Divide evenly on three needles. Join. K2, P2 until cuff measures 2 inches. First round, incr. 1 st in every 6th st – 56 sts. K evenly for 6 (4) rounds. 8th (6th) round, inc. 1 st in every 7th st – 61 sts. K evenly for 6 (4) rounds. 15th (11th) round, incr. 1 st in every 8th st – 72 sts. K evenly for 6 (4) rounds. 22ns (16th) round, incr. 1 st in every 9th st – 80 sts. K evenly for 6 (4) rounds. 29th (21st) round, incr. 1 st in every 10th st – 88 sts. K evenly for 6 (4) rounds. 36th (26th) round, incr. 1 st in every 11th st – 96 sts. K evenly for 6 (4) rounds. 43rd (31st) round, incr. 1 st in every 12th st – 104 sts. K evenly for 6 (4) rounds. (For larger size, continue knitting 104 sts evenly for 5 inches.) Decrease First needle *K 11 sts, slip K, pass, repeat from * for entire round, Next round, *K 10 sts, slip, K, pass, repeat from * for entire round. Next round, *K 8 sts, skip, K, pass, repeat from * for entire round. Next round, *K 7 sts, slip, K, pass, repeat from * for entire round. Next round, *K 5 sts, slip, K, pass, repeat from * for entire round. Next round, *K 4 sts, slip, K, pass, repeat from * for entire round. Next round, *K 3 sts, slip, K, pass, repeat from * for entire round. Next round, *K 2 sts, slip, K, pass, repeat from * for entire round. Next round, *K 1 sts, slip, K, pass, repeat from * for entire round. Next round, * slip, K, pass, repeat from * for entire round. Finishing Draw yarn through remaining 8 stitches and fasten. Insert dolls head or ball. Weave seam binding or ribbon through to control opening.