The Asferi Polo shirt is 100% soft Egyptian Cotton outer shell. Lined inside with 100% mulberry silk, with metallic embroidered lion, Two Swarovski crystal buttons, three invisible zipper pockets with EMF fabric that blocks harmful radiation from your electronic devices and credit card thieves. You may also choose Mulberry silk pockets instead of EMF fabric. *Care instructions: Dry clean only. We recommend green dry cleaning*