You will need stitch holders.

Finished measurements:
Chest circumference: 25.5( 26.5, 27.5, 28.25, 29.5)“ 65( 67, 70, 72, 75) cm
Finished length: 15(15.75, 16.5, 17.25, 18)” 38( 40, 42, 44, 46) cm
Sleeve length: 2.5” (6 cm) for all sizes

Yarn used:
Sirdar Replay DK
A. 122 Currant Fun - 3)3, 3, 3, 4) balls
B. 101 Milkshake Break - 1 ball for all sizes