To achieve optimum results, we cross check yarns ordered from JohnLewis.com to ensure they all carry the same dye lot number. This means that all yarns ordered in a single transaction will come from the same dye lot. Knit cosy jumpers and accessories for all the family with this durable yarn from John Lewis. Constructed from a super-soft merino wool blend, this double knit yarn is lightweight and easy-care meaning it will machine wash and tumble dry with ease.