It maximizes the Main yarn's elasticity while preserving the characteristics with the outer fiber. Covered Yarn is extensively Employed in programs which include hosiery, textiles, and health-related provides. Popular styles include single-covered yarn and double-covered yarn. デメリットとしては、切り口から巻糸が解れやすいという短所があります。 Air covered yarn makes use of the theory... https://waltb952gil1.oneworldwiki.com/user