This pattern is knit in John Arbon Knit by Numbers DK. You will need the following:

Main colour (MC): KBN 40 (blue) - 2 x mini skeins (50g)
Contrast colour 1 (CC1): KBN 52 (yellow) – 3 x mini skeins (75g)
Contrast colour 2 (CC2): KBN 55 (white) – 1 x mini skein (25g)

Other DK yarns could be substituted however please note that this may affect your gauge so please swatch to ensure fit.

Knits to 55cm circumference, with scope to wet block slightly bigger if required.