PremoBond Bobbins Bonded Polyester Anti-Wick Thread BPT Size 92G (Tex 90G) Black 72-pack offers a high-strength, UV-resistant polyester thread engineered for heavy duty outdoor sewing projects. Featuring bonded polyester construction with continuous filament yarn, these pre-wound bobbins provide anti-wick properties to reduce moisture migration, making them ideal for marine-grade uses such as sail making, boat covers, awnings, and canvas work. Each bobbin uses twisted and plied yarn for superior breaking strength, exceeding standard industry threads, ensuring durable seams that hold up under outdoor conditions. This black thread in a convenient 72-pack supports consistent stitching performance while enhancing the longevity of outdoor and patio fabric projects.