You will also need a large-eyed sewing needle.

Finished measurements:
Chest circumference: 41.8 (44.4, 48.8, 52.8)“ 106 (113, 124, 134) cm
Finished length: 21.3 (21.3, 21.7, 21.7)” 53 (53, 54, 54) cm
Sleeve seam: 16.9” (43 cm) for all sizes

Yarn used:
Wool and the Gang Alpachino Merino Solids or Twist - 9(9, 10, 11) balls