20D Spandex yarn, AA grade, Top quality, raw white, semidull and bright ISO90001, oeko-Tex standard 100, SGS 20D Spandex Yarn Specification Sheet Lycra Yarn Inspection ... 300% elongation%≥98Oil%%5.0±1.0NET WT/CONEg400characteristic of spandex yarn1,highly elastic, long stretch, low specific gravity2, high ... . any denier according to customer's special request 20D Spandex Yarn for elastic production