When piece measures 363840384042 cm cast off for armholes in each side as follows Cast off the first 4 sts on round work until 4 sts remain before the other marker cast off the next 8 sts work until 4 sts remain cast off these 4 sts 566373808897 sts remain on back and front piece

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When piece measures 36-38-40-38-40-42 cm, cast off for armholes in each side as follows: Cast off the first 4 sts on round, work until 4 sts remain before the other marker, cast off the next 8 sts, work until 4 sts remain, cast off these 4 sts = 56-63-73-80-88-97 sts remain on back and front piece.