Bag Closing Polyester Ring Spun Yarn Non Knot S Twist Raw White Yarn Raw White Dyeable 100 Spun Polyester Yarn For Sewing Thread With Material Ring Spun Polyester Yarn 100 Polyester Industrial Yarn One Twisting Yarn Raw White With High Strength TFO Raw White Ring Spun Polyester Yarn With Paper Cone 20s 2 3 40s 2 50s 2