The Rock & Republic Shirt in Mason Plum is a men's button-up shirt made of a woven spandex and cotton blend fabric. It features a collared neckline, long sleeves, and a button closure. The shirt has a regular fit and is available in size XL. It also includes accents such as buttons and pockets, and has a stretch feature. The shirt is machine washable and suitable for various occasions, including travel, parties, and business.