From the North American Schachenmayr website:
For men or ladies, this is a simple ribbed hat that keeps it shape and hugs your head for warmth and ease of wear. Knit in the colorful Boston Style from Schachenmayr original, you can leave it plain or add a pompom to finish.

This is a FREE pattern available to all visitors of the North American Schachenmayr website.

Finished dimensions:
Head circumference: 23 inches (53.5 cm)
Height of hat: 8 5/8 inches (22 cm)

Yarn Information:
Photographed in #00550 aquatic color
3 skeins
180 yards