Cast on 126 sts and work 6 inches K2, P2 rib.
*Change to your second colour and work 2 rows rib.
Place a marker after every 21st st (eg, after the 21st stitch, the 42nd
st, the 63rd stitch, and so on).
Work rib to within 2 sts of the first marker, K2tog, repeat across row
Repeat from * four times more, making sure to keep your decreases on the same side of the markers as before. Ie, when you're working your decreases on a WS row, work as follows: P2tog, rib to the next marker, repeat across row.
Rib 1 more row (96sts)
Next row: Work rib to within 2 sts of the first marker, K2tog, repeat across row
Work 1 row rib.
Repeat the last 2 rows 7 times more (48sts), then decrease every row until 6sts remain.
Break yarn, thread through sts, pull tight and secure.
Mark 3 1/2 inches from the beginning of the knitting and sew the seam neatly from this point, to the top of the hat. Sew the remainder of the seam with the neat side on the outside of the hat. Fold brim up for 3 inches as shown in the picture.