MAKING UP
Join shoulder seams.
BACK OPENING BORDER
With RS facing and using 2.25mm needles, beg and ending at cast-off sts on back neck shaping, pick up and knit 44 sts down right side of back opening to centre of cast-off sts at base of back opening, 1 st at centre of cast-off sts at base of back opening (mark this st with a coloured thread), then 44 sts up left side of back opening. 89 sts.
Next row (WS): Knit.
Next row: K to within 1 st of marked st, Sl 1, K2tog, psso (the marked st will be at centre of these 3 sts), K to end. 87 sts.
Rep last 2 rows once more, ending with WS facing for next row. 85 sts.
Cast off knitwise (on WS).
NECKBAND
With RS facing and using 2.25mm needles, beg and ending at cast-off edges of back opening border, pick up and knit 3 sts along row-end edge of left side of back opening border, 34 ( 34: 36: 36: 38) sts from left side of back neck, 28 ( 28: 32: 32: 36) sts down left side of front neck, knit across 28 sts on front holder, pick up and knit
28 ( 28: 32: 32: 36) sts up right side of front neck, and 34 ( 34: 36: 36: 38) sts from right side of back neck, then 3 sts along row-end edge of right side of back opening border. 158 ( 158: 170: 170: 182) sts.
Work in garter stitch for 4 rows, ending with WS facing for next row.
Cast off knitwise (on WS).
BUTTON LOOP
Using 2.25mm needles, cast on 8 sts. Cast off knitwise.
Sew button loop to row-end edge of neckband on left side of back opening.
Join sleeve seams from markers denoting base of sleeve tops. Place centre of cast-off edge of sleeve to shoulder seam. Set in sleeve, easing sleevehead into armhole and gathering in fullness if required
Join side and sleeve seams. Sew on buttons to correspond with button loop.
Gently block to measurements, following yarn care instructions on the ball band.