Juniper Moon Farm Cumulus is a worsted weight Cotton yarn. This incredibly soft yarn combines Israeli Mako Cotton & a touch of nylon for strength. The chainette construction and long staple length of Mako cotton is of the highest quality fiber. This is a great choice for snuggly sweaters and cuddly blankets. Yarn Facts Weight: Worsted, 100g Yardage: 248yds Fiber Content: 94% Israeli Mako Cotton, 6% Nylon (polyamide) Care: Handwash in cold water, do not bleach, dry flat.