All you need is 6 basic slip stitches and you can create endless combinations of hat designs. The hats in this book are easy to make and so much fun to crochet that you'll want to make every single one for your friends, family, and yourself. Designs include: bobbles hat, checkered slouch hat, basic cables hat, and more. Projects can be made using size 4 worsted weight yarn and a US size J-10, 6mm, or K-10 1/2, 6.5mm crochet hook. Includes step-by-step instructions for each design, guides for each stitch and sizing options for small, medium and large hats. Hat designs fit head circumferences measuring between approximately 14" to 25". Beginner through advanced skill level projects.