Lifetime Guarantee! The unique PTFE (polytetrafluoroethylene) fiber construction of GORE™ Tenara® thread extends the life of fabric seams and ultimately the products in which it is used. Tenara has high strength and durability that for over ten years has proven to be unaffected by exposure to UV radiation, cleaning agents, pollution, saltwater, air, rain, and snow.
Tenara thread is a UV proof, waterproof, color fast marine canvas and upholstery thread that is great for outdoor applications. Tenara thread will not rot if left outside year round. Remains colorfast and flexible even in extreme temperatures and frost. Although more expensive, Tenara is a greater value than other polyester threads when considering life span and re-stitching costs. Choose Tenara thread to improve the performance of fabric and outdoor projects where seam life and integrity are of the utmost importance!
Lifetime Warranty: "Tenara sewing thread...will not be damaged by exposure to sunlight, weather, or water during the life of the fabric with which it is used. This warranty does not apply to boat sail..."