Amazon.com: Avanti Sewing Thread 3,000 Yards Spool 40/2 All-Purpose 100% Polyester for Hand and Sewing Machine, on All Fabric Types Black
RCL 100% Polyester Sewing Thread Spools - 3000 Yards/1 Spool of Yarn, 40/2 All-Purpose Connecting Threads for Sewing Machine and Hand Repair Works (Blue)
Chinese Manufacturers of Industrial 100% Polyester Sewing Thread Hilo De Coser Poliester 40/2 2000yds - China Polyester Yarn and Yarn price | Made-in-China.com