BOSS BLACK PERFORMANCE - Modern fits combined with innovative fabrics for a dynamic lifestyle - BOSS BLACK TECH WOOL - Wool meets performance stretch for ultimate wearing comfort all day long- RELAXED-FIT OVERSHIRT - RELAXED-FIT PERFORMANCE OVERSHIRT- fabric composition: wool blend - Fourwaystrech-high stretch style for the best wearing comfort -Wrinkle Free-Wrinkle-free fabric for a non-stop perfect look- Breathable-Breathable fabric for pleasant wearing comfort all day long