Summer Men's Fashion New Ice Silk Modal UnderwearCool In Summer! Have you ever thought of not wearing underwear in the summer, as it is too hot and too wet? Try the ice silk underpants for a cool summer! The soft fabric of ice silk guarantees that you are at least 4 degrees below room temperature, and at the same time thinner than cotton and other ordinary fabrics. With moisture absorption technology and honeycomb ventilation design, the ice silk underpants drain your sweat and effectively dissipate