This is a premium 10.3oz mid-weight colorfast wool blend stretch denim, a masterpiece of textile engineering. Article number: UN881032.Crafted from a luxurious blend of 78% Cotton, 21% Wool, and 1% Spandex, this fabric offers an unparalleled combination of comfort, performance, and style. It is yarn-dyed for superior color retention and woven in a rare 4*1 Right-Hand Twill (RHT) with a classic vertical slub texture.