You will need 2(3, 3, 3, 3, 3, 3) x 13 mm buttons for shoulder closure.

Finished measurements:
Back: 26.5(28, 29, 30, 31, 32, 33.5) cm 10.5(11, 11.5, 12, 12, 12.5, 13)“
Finished length: 25(27, 28, 30, 33, 34, 36) cm 10( 10.5, 11, 12, 13, 13.5, 14)”
Sleeve to armhole: 14(16, 18, 20, 23, 25, 27) cm 5.5(6.5, 7, 8, 9, 10, 10.5)“

Yarn used:
Patons UK Fairytale Fab DK
A. 01053 Sky Blue - 2(2, 2, 3, 3, 3, 3) balls
B. 01021 Vanilla - 1 ball
C. 01001 White - 1 ball