Slouchy hats and berets are all the rage this year. And why not? They're fun to knit, forgiving in fit for a wide range of head sizes, and don't give you hat hair when you take them off. Tammie is a great choice for summer and fall travels, whether to Scotland or just around your neighborhood! The ribbing helps it fold up nicely in your suitcase, and the worsted bamboo/cotton/elastic yarn means it'll have a good blend of heft and coolness. BASIC SKILLS NECESSARY Knitting in the round Lace knitting GAUGE 18 stitches and 30 rows = 4 inches in 2x2 ribbing, slightly stretched SIZING / FINISHED MEASUREMENTS Adult (one size). Hat will comfortably fit a range of head sizes from 20 inches (50cm) to 24 inches (60cm).