This Is A Men's Pullover Shirt By Peter Millar Used But In Very Good Condition. This Peter Millar men's pullover shirt in size XL is a solid blue button-up with a collared neckline and short sleeves, perfect for casual occasions. Made of comfortable cotton material, this shirt is machine washable and features a regular fit. The classic button-down style is suitable for all seasons, making it a versatile and stylish addition to any man's wardrobe.