Taion Button Down Vest in Black. Hailing from Tokyo, Japan, contemporary menswear brand Taion is fixated on crafting seriously good, down-filled outerwear. Known for their 'high design and high functional' products, the label serves up their street-ready style with this button down vest, realised in all-black. Made with a water-repellent, high-density nylon outer and a waterfowl feather down inner, it's cut with a V-neck and features a snap fastening, all-over quilting and two side zip pockets. The model is 5'8" and wears a size medium.