The Vintage Duofold Base Layer Thermal Shirt for Men in size XL features a classic crew neck and long sleeves, perfect for outdoor activities in all seasons. Made in the USA with a blend of nylon, cotton, and wool, this two-layer shirt provides both warmth and comfort. With its solid olive brown color and durable jersey fabric, this thermal shirt is a versatile addition to any man's wardrobe, offering easy care and heavyweight protection. Ideal for winter or cooler spring days, this vintage shirt from Duofold is a timeless piece with a touch of USA heritage.  Good Prwowned with nostains or blemishes.  See all measurements in pics.