You will need both a circular needle size US 13 (9 mm) no longer than 24(24, 24, 32, 32)“ 60(60, 60, 80, 80) cm and DPN’s in the same size.

Also stitch holders and markers

Finished measurements:
Chest circumference: 25.25( 28, 28.75, 31.5, 33.75)“ 64(71, 73, 80, 86) cm
Finished length: 15(16.75, 18.75, 20.5, 21.5)” 38(42.5, 47.5, 52, 54.5) cm
Sleeve to armhole: 10.5(12, 13.5, 14, 15)“ 27(30.5, 34.5, 36, 38.5) cm

Yarn used:
Rowan Big Wool
Shade 007 Smokey - 4(5, 5, 6, 7) balls