V-69 White UV Bonded Polyester Thread 4 oz. (1,350 yds.)
Tough UV-resistant thread - Marine Fabricator
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)
Amazon.com : Serabond Bonded Polyester Thread 92 UV Resistant Heavy Duty Sewing Thread 8 oz Spool - Can Be Used On Home Sewing Machines (Pacific Blue) : Arts, Crafts & Sewing
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)
Amazon.com: Nine to Nine UV Resistant High Strength Polyester Thread, Sewing Thread, #69 T70 Size 210D/3 1500 Yards for Upholstery, Outdoor Market, Drapery, Beading, Purses, Leather (Purple)
Nylon Threads Industrial Sewing Machine | Nylon Thread Home Machine Clothes - High - Aliexpress
Item4ever White 100g UV Resistant High Tenacity Polyester Sewing Thread Size Medium 210d/3 for Outdoor, Upholstered