The product is a Patagonia Men's Button-up Checked Plaid Shirt in blue, size XL. It features a collared neckline, long sleeves, and a woven fabric made from a blend of polyester and cotton. The shirt is designed for a regular fit and has a button-down collar style. Perfect for casual wear, this shirt is branded by Patagonia and would be a great addition to any man's wardrobe.