Classic cotton cardigan with all-over traditional fair-isle patterning.

Requires 7(7,8,8,9) balls of main colour
4(4,4,5,5) balls of first contrast colour
1(1,2,2,2) balls of second contrast colour
and for all sizes, 2 balls of one further colour and 1 ball each of 4 further colours.

Also requires 5 buttons