You will need a cable needle and 4 x 5/8” (1.5 cm0 buttons. Rowan used coconut shell buttons in this design.

Finished measurements:
Chest circumference: 26.25( 28.25, 30.5, 32.5, 34.75)“ 66.5( 72, 77.5, 82.5, 88) cm
Finished length: 14.25( 15.75, 17.25, 19, 20)” 36( 40, 44, 48, 51) cm
Sleeve seam: 9.5( 11, 12.5, 14.25, 16.25)“ 24( 28, 32, 36, 41) cm

Yarn used:
Rowan Softyak DK
Shade 463 Pear - 4( 5, 6, 7, 8) balls