This is an adorable hat perfect for the beach or every day wear. The ribbon tie can be adjusted for the perfect fit. Materials: Pattern designed in #10 crochet thread using two strands simultaneously, but you can use any similar weight baby or sport yarn. Size C crochet hook. Ribbon for decoration. Skill level: Easy/Intermediate Pattern written in standard American terms. This pattern contains three sizes: Newborn: 13" - 14" 3-6 mos: 15" - 16" 6-12 mos. 17" - 18"