Strictly speaking, Wool is the product of the fibers that grow on the sheep fleece. But the act of 1939 on Wool Product labeling decreed that wool means "the fiber from a fleece of sheep or lamb, or hair of the Angora or Cashmere goat.
45" wide. This is an incredibly sheer, see thru wool woven much like "cheese cloth". Wonderful for minis and large dolls. Perfect for shawls too. Many people weave colored threads thru it to add elegance. 100% wool..