Hugo Boss Men's Bottoms. Fashion category - Pants & Leggings. SKU - 50521600-642. Color - Open Red. Hugo Boss Genius Slim-Fit Trousers. These trousers are crafted from a stretch fabric and tailored to a slim fit. They feature a button-and-zip fastening, belt loops, two side pockets, and two rear welt pockets for a clean, polished look. 82% Polyamide, 18% Elastane.