Yarn Grading: I often refer to grading specifications, which contain the diameter and uniformity of yarn strands. A regular diameter provides greater visual appeal and performance of fabrics. Elasticity，longevity，breathability，versatility，condition retention，excellent dyeability，light-weight By clicking “Take All Cookies”, you conform to the storing of cookies with your device t... https://elliotdghgr.bloggerswise.com/38798187/examine-this-report-on-covered-spandex-yarn