From the Knit Rowan website:
Knit these accessory cable hat and gloves, a free pattern to download as part of the Pure Wool Worsted Online Collection. Designed by Susan Mills using our wonderfully soft machine washable worsted weight yarn, Pure Wool Worsted (wool), one ball of yarn makes both the hat and fingerless gloves.

This is a FREE PDF pattern which was originally available to members of the KnitRowan website. Now hosted on LoveKnitting

Finished dimensions:
Completed Hat: 16 inches (40.5 cm) head circumference with fabric relaxed. Will stretch to fit up to about 21 inches (53.5 cm) head circumference.
Completed Fingerless Gloves/Mitts: 7 inches (18 cm) hand circumference, and 6.75 inches (17 cm) long. Will stretch to fit up to about 8 inches (20.5 cm) hand circumference.

Yarn Information:
NOTE: 1 ball makes both hat & gloves
Hat Photographed in Damson 150
1/2 skein
approximately 104 yards

Fingerless Gloves Photographed in Raspberry 117
1/2 skein
approximately 104 yards