Rainbow BambooGlossy, delightful bamboo meets soft and fine cotton! A special yarn in 100% natural materials has been made and its a dream to work with. Rainbow Bamboo consists partly of cotton of very high quality and partly of a viscose which is spun on bamboo fibers. Bamboo fiber is very strong and adds extra durability to the cotton. It is also breathable and regulates temperature. If you are allergic to wool or animal fibers, Rainbow Bamboo can be a really