Complex sentence: The most expensive shawls, called "Shatoosh", are made from the beard hairs of the wild ibex and are so fine that a whole shawl can be pulled through a small finger ring.
Split into simpler sentences: The most expensive shawls, called "Shatoosh", are made from the beard hairs of the wild ibex. They are so fine that a whole shawl can be pulled through a small finger ring.