From the North American Schachenmayr website:
Make waves with your own color palette in this slouchy crochet hat using tuck stitches for a wave effect. With 42 colors, Schachenmayr original’s Boston yarn has shades that will match your fashion look.

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

Finished dimensions:
Head circumference: 20: 21¼ inches (51: 54 cm)
Height of hat: 13⅜ inches (34 cm)

Yarn Information:
A - #00105 sand
1 skein
60 yards

B - #00113 cayenne
1 skein
60 yards

C - #00133 coral
1 skein
60 yards