Exquisite Polyester Embroidery Thread - 2519 Autumn Fern 1000M. Exquisite Polyester Embroidery Thread - 2519 Autumn Fern 1000M The Exquisite brand polyester embroidery thread provides the same brilliant sheen as rayon. The Exquisite poly threads are colorfast and withstand fading from ultraviolet rays and damage from industrial laundering. Exquisite threads are made from high quality raw materials, free from carcinogens and banned AZO dyestuffs. Our thread is knotless, resulting in improved production efficiency. Thread Highlights Made from bright, high tenacity... - Exquisite Polyester Embroidery Thread - 2519 Autumn Fern 1000M.