I am not positive on outside fabric material nylon is my guess. Great shape and purple is somewhat iridescent  .The North Face Women's Rain Jacket is a stylish and practical outerwear option for women. Made with durable nylon material, this jacket features a regular fit in size small and a vibrant purple color. The rain coat style offers protection from the elements, making it a versatile choice for various weather conditions. Perfect for outdoor activities or everyday wear, this jacket combines functionality with a touch of fashion from a trusted brand like The North Face.