The product is a Brooks Brothers Men's XL White Blue Paisley Regent Cotton Button Down shirt. It features a collared neckline, long sleeves, button closure, and a regular fit. Made from cotton, this button-up shirt is machine washable and suitable for various occasions such as travel, casual wear, and workwear. The paisley pattern in blue adds a touch of style to this versatile piece, making it a great addition to any man's wardrobe.