We focus on high-quality suit fabric for many years. Regarding to the fabric quality, we have to mention yarn count of suit.
A wide classification method of high-quality wool yarn, such as 100s, 110s, 120s, 150s...
Higher yarn number (count) shows wool fiber more delicate. An authoritative international organization--the International Wool Textile Organization, have a clear definition of yarn.
All wool fabric textile production has a yarn trademark of "Super X". "Super" can only be used by wool with industrial process. "X" is decided by the wool fiber diameter value. Wool quality specification list of IWTO is as follows,
"The maximum allowable value of the average wool fiber diameter," the application standard in textiles updated on September 1st 2006.
The list following the laws of the United States issued on January 1st 2007-- Wool Suit Fabric Fairness and Standards Conforming Act: