What you will need:

Cable knitting needles (Sizes US 11 & US 10.5 with a short cable)
Super Bulky Yarn
A darning needle

Adult Hat Sizes: Small (Medium, Large)
Adult Sizing: S (20 in), M (22 in), L (24 in)

Yarn Yardage:

Small (35 g of base colour, 25 grams of stripe colour)
Medium (40 g of base colour, 40 grams of stripe colour)
Large (42 g of base colour, 42 grams of stripe colour)

See also matching pinstripe children’s hat pattern