Knitting, Crochet, Yarn. Royal Yarns is a full-line retailer offering a wide selection of knitting supplies and crochet supplies. We offer hundreds of knitting patterns and crochet patterns, over 800 yarns, knitting needles, crochet hooks and much more. By popular request, we recently added the Singer and Ultimate Knitting Machines. We add new items frequently, so we invite you to bookmark this site. If there is something you are looking for and can not fine, please send us an email and let us help you! Thanks for visiting and enjoy your visit!