The look is to mimic raw fibers, such as cotton seeds, that would get caught in the yarn while spinning it the old fashioned way. (stowandtellu.com)
Activities may include plant dying using natural and wild materials, weaving, spinning, felting and processing raw fibers, and enjoying time spent with friends! (cincinnatiwaldorfschool.org)
Carries hemp noil raw fiber, cotton / hemp blend sliver, and hemp / cotton yarn. (industrialhemp.net)