100% polyester sewing thread 40S/2 1.Material:100% polyester 2.Use:sewing 3.TFO or Ring twist 4.High strength 100% polyester sewing thread ... :Hube Xinao Textile Co., Ltd.Origin: Hubei ChinaUseing sewing;1,Speciafications:20/1 30/1 40/1 20/2 30/2 40/2 42/2 ... ,High strength, evenness, bright, less broken ends, low-elongation, well sewing;