This is a long-sleeved cotton thermal T-shirt from INDERA MILLS. Made with a waffle-knit thermal fabric, it's stretchy and comfortable to wear. The cotton material makes it easy to use as an inner layer or as a single top. With a simple, plain design, it's easy to match with a wide range of styles, such as American casual, vintage mix, and military. Please purchase only if you understand vintage and second-hand clothing.