| 摘要 |
PROBLEM TO BE SOLVED: To provide a feather which is safe for the human body and which has a body activating action, and a feather product using the feather.SOLUTION: A meso structure emitting a terahertz wave is immobilized, and a feather has a body activating action. A feather product including the feather can be used for various purposes for clothing, bedding and the like, because it exhibits a body activating action such as an improvement in blood circulation.SELECTED DRAWING: None |
