If you're a knitter, then you know that yarn and a pair of knitting needles is all you need to create your own project. Yarn can also be used for sewing, crocheting, weaving, embroidery, ropemaking and textile work. It is a continuous length of interlocked natural or synthetic fibers. You can find it in almost every color and pattern you can imagine. It can be undyed, or colored, with natural or artificial dyes. Wool can be heathered, tweed, ombre, multicolored, self striping or marled. For knitting, the most popular type of yarn to use is wool. Different types of wool yarn include: lamb's wool, merino, pure new wool, stetland and washable wool. There are several types of thickness, referred to as weight. Changing the yarns weight or needle size of a project can change it dramatically. The product is sold at fabric and craft stores, such as Jo-Ann. You can find popular brands such as Lion Brand, Premier, Patons and Purl Essence. Use the Retale app or website to find the latest deals on yarn, so you can create your own special projects, whether it be a gift or for yourself.