Cozy warmth, inside and out, that's what you'll find with this shirt jacket. The outer layer is soft cotton flannel. Inside, thick faux shearling fleece adds another level of warmth.Faux ShearlingAn important note on the use of a culturally appropriated term in this product description:Eddie Bauer has replaced the term Sherpa with Faux Shearling as part of our company-wide effort to remove culturally appropriated designs, terms, and names from current and future products. Sherpa refers to an indigenous people native to Tibet and Nepal in the eastern Himalayas of Central Asia. Learn more about our efforts hereModels shown are 5'9" to 5'11" tall, wearing size S/4 or L/12.