| 摘要 |
PURPOSE:To provide silk yarns easy to wear, good in touch to the skin or feeling effective for mitigating or curing shoulder discomfort, shoulder pain, or lumbago, and wearable even for patients with serious symptoms. CONSTITUTION:The silk yarns can be obtained by raising silkworm using a germanium ingredient-contg. feed and by spinning silk yarns from the cocoons produced by the silkworm. |
