Material : 100% Polyester Yarn for Crocheting, Knitting : 7.05 oz/200g and 547 yds/500m Great For Making Beautiful Summber Beach Bag, Hat, Pouch and more with our RAFFY Yarn Soft & Light Weight and UV & Water - Resistant Recommended size US 4~6 Crochet Hook, Knitting Needle (3~4mm)