Silk: Silk is mainly produced by southern silkworms, and its main components are protein, sericin, and sericin. Advantages: Silk is a premium material for underwear, soft, smooth, elastic, with a bright luster and good moisture absorption
Silk: Silk is mainly produced by southern silkworms, and its main components are protein, sericin, and sericin. Advantages: Silk is a premium material for underwear, soft, smooth, elastic, with a bright luster and good moisture absorption