The Brooks Brothers x Thomas Mason Luxury Shirt Collection Mens XL Regent Fit in Brown is a classic and preppy button-up shirt made of cotton fabric with a woven check pattern. It features a collared neckline, long sleeves, and a button closure, perfect for casual occasions all year round. The shirt is machine washable and has a regular fit, making it a versatile and stylish piece for any man's wardrobe. Made in the United States, this shirt combines quality craftsmanship with timeless style from two prestigious brands.