From the North American Schachenmayr website:
Made in two colors of Schachenmayr original Boston, this hat features a 2x2 rib throughout and a self-yarn pompom.

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

Finished dimensions:
Head circumference: 20: 21¼ inches (51: 54 cm)
Height of hat: 10: 10¼ inches (25: 26 cm)

Yarn Information:
A - #00098 charcoal heather
1 skein
60 yards

B - #00151 royal
1 skein
60 yards