Anti-Bacterial, Anti-Static, Breathable, Eco-Friendly, Thermal men's merino wool underwear suitwarm,soft touch,odour free,breathable ... : crew collar, zip top. full zip one, long pants or men boxer •size: according to customers' requirements•sewing:flatlock, overlock •packing ... -shirt, cashmere, vest, boxer the back of underwear Production process: men's merino wool underwear