... spandex air covered polyester yarn: 1.used for knitting fabric, socks and jeans, denim. 2.good quality, professional service Specifications1. ... WHITE 2. Air covered machinery 3.115-135Points/m4.Available socks, underwear, knittingIngredients: nylon70D/24F+20D BLACK/WHITE1. We ... Spandex Cover Yarn including ACY and SCY.2. Available for socks, sweater, jeans, knitting cloth, woven cloth and seamless ...