Linen yarn, made from the fibers of the flax plant. It's one of the strongest natural fibers, making it durable and long-lasting for your knitting projects. It provides coolness against the skin, making it a refreshing choice for warm-weather clothing. It is often chosen for items like lightweight sweaters, tops, and shawls. It's also naturally hypoallergenic, making it a good choice for individuals with allergies or sensitivities to other fibers.