man knitted silk polo confortable, smooth. 115gsm, 160gsm,suitable in winter. 100% nature silk Men silk knitted polo115gsm, 160gsm available. people can wear it when they stay at home as leisure home apparel. Also people can wear it as underwear when they go outside. It's so light and smooth that you almost can't fell them and have a fantastic mood when you wear it.Because silk is 100% nature ...