Note: The errata link is just for an error in materials. The pattern is correct.

Materials:
3 (3, 3, 4, 4, 5) balls

To Fit Chest:
56 (61 66 71 76 81) cm
22 (24, 26, 28, 30, 32) in

Full Length:
31 (34, 37, 40, 43, 45) cm
12 (13½, 14½, 15¾, 17, 17¾) in