SOCKS (make 2)
Beg at top of sock, cast on 28 sts. Making sure not to twist yarn when joining, mark beg of rnd with a colored strand of yarn and join. Work around in k 1, p 1 rib for 8 rnds. Change to St st (k every row) and work even until 7" from beg.
Next (dec) rnd
K 6, k2tog, place plastic marker, k 12, k2tog, place plastic marker, k 6. Cont in St st rep dec rnd every 4 rnds 4 times dec 1 st before each plastic marker-20 sts rem. Work even until 12" from beg, ending at beg of rnd.
Heel flap: Next row
K 5, k 10 and place these 10 sts on holder for instep, k 5. Remove plastic markers and work back and forth (p on WS, k on RS) for 3", ending with a p row.
Row 1 K 5, k2tog tbl, k 2, turn.
Row 2 P 5, p2tog, turn.
Row 3 K 4, k2tog tbl, k 1, turn.
Row 4 P 4, p2tog, p 1, turn.
Row 5 K 3, k2tog tbl, k 1, turn.
Row 6 P across remaining 5 sts.
Gusset and foot
K across the 5 sts of heel turning, pick up and k 8 sts for heel gusset, place plastic marker, k across 10 sts for instep, place plastic marker, pick up and k 8 sts for heel turning, place plastic marker-31 sts. K to 2 sts before plastic marker, k2tog, sl marker, k 10 sts of instep, sl marker, k2tog tbl, k rem sts.
K 1 rnd even. Rep these 2 rnds 6 times in all-19 sts. Work even until foot meas 2" less than final length required.
K to first plastic marker, sl marker, k2tog tbl, k to within 2 sts of next plastic marker, k2tog, sl marker, complete rnd.
K 1 rnd even. Rep these 2 rnds 3 times in all-13 sts. Remove plastic markers.
Last (dec) rnd
K2tog, k 1, k2tog tbl , k2tog, k 1, k2tog tbl, k2tog, k 1-8 sts. Divide sts on 2 st holders; the upper and lower toe-4 sts on each. Turn sock to WS. Mesh the sts onto a double-pointed needles, alternating one from the upper and one from the lower, binding off 2 sts tog as if to p across row.