... boucle, wave(or TT ), piled yarns or so, made from acrylic, polyester, nylon, spandex, wool, Mohair, Lurex, Modal ... bouclé, wave(or TT ), piled yarns or so, made from acrylic, polyester, nylon, spandex, wool, Mohair, Lurex, Modal ... that follows the production of its products from inception to completion. At Yusheng every quality control officer ... fibre and wool. Special Color Changing Iceland Wool/Yarn