Pattern offers two yarn options: Jaeger Trinity or Jaeger Aqua.
Yardage and needles given are for the Jaeger Trinity option.
Pattern calls for 3 - 4 balls of main colour, and 1 ball each of the 4 contrast colours. Yardage listed is for all balls required.
For Jaeger Aqua, 4 - 6 balls of the main colour are required, plus 1 - 2 balls of contrast colour 1 & 2, and 1 ball each of contrast colour 3 & 4. Needles required are pair each 3 mm (US 2/3) and 4 mm (US 6).