... Oeko Tex100 4.Usage:Elestic Textiles Specifications:1.Produced with Japanese TOYOBO Technoledge 2.Available for socks,underwear, ... good qualityDetailed Product Description Main products high-end bare spandex yarn with the specifications of 20D,40D,70D,105D, ... , circularly knitting, warp knitting, weft knitting, stockings, covering with cotton, medical bandage,narrow fabric. Technics EBH Spandex Co., ...