Black 1300Yard #40 T70 Bonded Nylon Marine Sewing Thread for Canvas Leather Seat | eBay
Sewing on Canvas and Upholstery | SuperiorThreads.com
Black 1300Yard #40 T70 Bonded Nylon Marine Sewing Thread for Canvas Leather Seat | eBay
Amazon.com: EZ-Xtend #138 Bonded Polyester Thread 100% American Made for Outdoor and Marine Fabric Sewing Applications, Awnings, Tarps, Canvas. for Heavy Duty and Industrial Sewing Machines (White, 8 oz)
Tough UV-resistant thread - Marine Fabricator
Tenara® Tex 92 Black Lubricated Lifetime Thread 8 oz. (1,595 yds.)