BACK: Cast on 106 (116) sts. Work in St st until piece measures 40 (44) in. [100 (110) cm]. Bind off all sts.
LEFT FRONT: Cast on 106 (116) sts. Work in St st until piece measures 16 (18) in. [40, (45) cm] end with a WS row.
Next Row (RS): Bind off 4 sts (neck edge), work to end. Work next row (WS) even. Cont to bind off at beg of RS rows 3 sts once, 2 sts once, dec 1 st once – 96 (106) sts. Work even until piece measures 19¾ (21¾) in. [50 (55) cm]. Bind off all sts.
Work as for left front, reversing all shaping.
Sew shoulder seams. With RS facing, beg at left shoulder seam, work 1 row sc around entire piece.