Timeless slim-fit tuxedo trousers by BOSS Menswear. Trimmed with tonal accents in a silk blend for formal styling, these trousers are crafted in serge-woven cloth. For  RESPONSIBLE products, BOSS always use at least 60% more sustainable raw materials. This garment is made from at least 60% responsible and certified wool. At HUGO BOSS, responsible wool means it meets the standards of the Five Freedoms of animal welfare.