Amazon.com: uxcell Bonded Polyester Sewing Thread 610 Yards 420D/0.45mm Extra Strong Upholstery Thread for Manual and Machine Sews (Khaki)
Amazon.com: uxcell Bonded Polyester Sewing Thread Extra Strong 1312 Yards 210D/0.32mm Upholstery Thread for Manual and Machine Sews (Linen)
Polyester Thread Size #5: Yellow
Amazon.com: EZ-Xtend Serabond Bonded #92 Polyester Thread - UV Resistant and Heavy Duty Thread Sewing - Extra Strong Upholstery Thread - Can Be Used On Home Sewing Machines (Black, 8 oz Spool)