Despcriptions: 1.Specifications:20D,40D,70D etc 2.Advantage:Japanese TOYOBO 3.Standard:Oeko Tex100 4. ... -end bare spandex yarn with the specifications of 20D,40D,70D,105D,140D,210D,280D,420D,560D,840D,1120D for textiles ... market. Bare Spandex Yarn Elestic Yarn SD,BRI 20D,40D,70D,140D etc