With smaller needles and MC, cast on 35 (37, 39) sts.
Ribbing Row 1 K 1, (p 1, k 1) across.
Ribbing Row 2 P 1, (k 1, p 1) across. Work in Ribbing for a total of 6 rows. Change to larger needles. Work in Stripe Pattern as follows: Work in St st, beg with a k row, (4 rows A; 4 rows B; 4 rows C; 4 rows D; 4 rows MC). Continue even in Stripe Pattern until Back measures 9½ (10½ , 11½ )" from beg. Bind off all sts.
FRONTWork same as Back until piece measures 5½ (6, 6½ )" from beg, ending with a WS row.
Divide for Fronts and Placket
Work across first 16 (17, 18) sts, place remaining 19 (20, 21) sts on a holder. Continue as established over these 16 (17, 18) sts until 3" from Division.
Bind off 5 sts at neck edge. Dec 1 st at neck edge every row 3 times. Continue even over remaining 8 (9, 10) sts until Front corresponds to Back. Bind off all sts. Place remaining sts on larger needle. Beg at center Front, bind off first 3 sts for Placket. Work across remaining 16 (17, 18) sts. Continue as for first Front, reversing all shaping.
Note Button Placket is on Left Front for Girls, and on Right Front for Boys. Buttonhole Placket is on Right Front for Girls, Left Front for Boys.
With smaller needles, pick up and k 13 sts along Button Placket Edge. Work 4 rows in Rib. Bind off all sts in Rib.
With smaller needles, pick up and k 13 sts along Buttonhole Placket Edge. Work 1 row Rib. Mark for 2 evenly spaced buttonholes. (Rib to marker, bind off 2 sts) twice, rib to end of row. Continue as for Button Placket, casting on 2 sts over bound-off sts on next row.
SLEEVESWith smaller needles and MC, cast on 21 (23, 25) sts. Work 6 rows Ribbing. Change to larger needles. Work in Stripe Pattern, AT SAME TIME, inc 1 st at both ends of next, then every 4th row until there are a total of 27 (31, 33) sts. Work even until Sleeve measures 7½ (8, 9)" from beg. Bind off all sts.
FINISHINGSew shoulder seams.
With smaller needles, MC and RS facing, beg at right Front, pick up and k 1 st at inner edge of Placket, pick up and k 5 sts across bound off sts, 8 sts along right Front, 19 sts across Back neck, 8 sts along left Front, 5 sts across bound-off sts at neck edge, 1 st at inner edge of Placket – 47 sts. Work in Ribbing for 3". Bind off in Ribbing.
Overlap Buttonhole Placket over Button Placket and sew down across bound-off sts at bottom edge. Sew buttons on Button Placket to correspond to buttonholes. Mark 4½ (5, 5½ )" down from shoulder seams on Front and Back. Sew Sleeves between markers. Sew side and Sleeve seams. Weave in ends.
CAPWith smaller needles and MC, cast on 45 (49, 53) sts. Work 6 rows in Ribbing. Change to larger needles and work in Stripe Pattern until piece measures 4½ (5, 5½ )", ending with a RS row. Dec 0 (1, 2) sts evenly over next WS row – 45 (48, 51) sts.
Row 1 (K 1, k2tog) across – 30 (32, 34) sts.
Rows 2, 4, 6 Purl.
Row 3 (K2tog) across – 15 (16, 17) sts.
Row 5 (K2tog) across, ending k 1 (0, 1) – 8 (8, 9) sts. Break off yarn, leaving a long tail. Weave yarn through all loops of remaining sts, draw tightly to gather, and fasten securely. Sew back seam. If desired, make a large pompom with MC. Attach to top of Cap.
BOOTIESWith smaller needles and MC, cast on 23 (25, 25) sts. Work 4 (4, 6) rows in Ribbing. Change to larger needles and work in Stripe Pattern, AT SAME TIME, dec 1 st at each end of next row AND first MC row – 19 (21, 21) sts. Continuing in MC ONLY, work 1 row even.
Row 1 K 1, (yo, k2tog) across.
Row 2 Purl.
Top of Foot
K 7, place these 7 sts on holder, knit across next 5 (7, 7) sts, place remaining 7 sts on a st holder. Continuing on center 5 (7, 7) sts ONLY, work 7 (7, 8) rows St st – 8 (8, 9) rows total. Break off yarn, leaving a tail to work in later.
With RS facing, knit across first 7 sts on holder, pick up and k 8 (8, 9) sts along right edge of top of foot, knit across 5 (7, 7) sts at end of foot, pick up and k 8 (8, 9) sts along left edge of top of foot, knit remaining 7 sts from holder – 35 (37, 39) sts. Work 3 rows St st. Change to smaller needles and work 4 rows Ribbing. Bind off all sts in Ribbing.
FINISHINGFold in half, sew bottom seam. Sew back seam. With crochet hook and MC, chain 65 for ankle tie. Fasten off. Weave ch through Casing Row, beg and end at front.