You will need a cable needle.

Finished measurements:
Chest circumference: 36.5(40, 44, 48.25, 52.25, 55.75)”; 92.5(101.5, 112, 122.5, 132.5, 141.5) cm
Finished length: 23.5(24.5, 25.25, 26.25, 26.75, 27.75)”; 60(62.5, 64, 66.5, 68, 70.5) cm
Sleeve to armhole: 18.5(19.25, 20, 20.5, 20.75, 20.75)”; 47(49, 51, 52, 53, 53) cm

Yarn used:
Rowan Softyak DK
Shade 251 Submarine - 13(14, 15, 17, 19, 20) balls