To use this Lana Grossa Cool Merino Big Color Yarn, start by choosing your knitting needles or crochet hook according to your project. For knitting a sweater, cast on the appropriate number of stitches and follow your pattern. The yarn's unique color effects will add an extra touch as you work. When handling the yarn, avoid pulling it too hard to prevent breakage. After finishing your project, you can hand - wash it in cool water with a mild detergent. Gently squeeze out the water and lay it flat to dry. This will help maintain the softness and shape of your creation.