They can be used as a wrap when you are cold, a towel, a curtain, or a piece of clothing that can be worn dozens of different ways. (ordinarytraveler.com)
Not as a wrapping around it, not as external to it, but actually the part that's helping the body grow, and that actually is responsible for most of the growth. (michael-hudson.com)
However, it does involve more work and there are other considerations such as a wrap cover and different formatting. (indiepublishingsuccess.com)