HUGO BOSS Black Jenno Shirt In White, Slim Fit. An overall micro square dot stitch design with a full front button fastening and a reinforced shark collar with removable collar stays. Adjustable button fastening cuffs on the long sleeves with shaping waist darts on the reverse and a narrow shoulder yoke guarantee a perfect fit. 100% Cotton. Brand New Collection Of HUGO BOSS Black Shirts Live Online UK.