International hat-knitting icon Woolly Wormhead is known for her unique, innovative hat designs and is followed the world over by avid fans. This collection includes patterns for 22 of her designs: 12 patterns for women, five mens designs, and five hats for kids. The special elements in her designs such as cables, textures, and colourwork mixed with the how'd she do that types of construction she is famous for, are what set her designs apart and make them extra-fun to knit.

In this book, Woolly also gives plenty of hat-knitting tips, as well as helpful hints on how to choose your most flattering hat style. Grab some gorgeous yarn, choose a favourite hat pattern, and cast on!