You will need a circular needle no longer than 16” (40 cm) for the neck.

Finished measurements:
Chest circumference: 38.5( 42.5, 46.5, 50.5, 54.5, 58.5, 62, 66, )“ 98(108, 118, 128, 138, 148, 158, 168) cm
Finished length:
Sleeve seam:

Yarn used:
Rowan Pebble ISland
A. 028 Kelp - 6(6, 7, 7, 8, 8, 9, 9) balls
B. 029 Macaroni - 8(8, 9, 9, 9, 110, 10, 10) balls