"High-Spec" Nylon Upholstery Thread-- Nylon #69 bonded thread. Meets all specifications for automotive, furniture, marine and industrial. Designed for medium to heavy upholstery fabrics, plastics, tarpaulin, and leather. High tensile strength and resistant to abrasion. Dependable consistency of quality and color. Twisted and bonded. 1,500 yards per 4 oz cone.