The Calvin Klein men's slim fit long sleeve button-up dress shirt in size M is a classic and stylish addition to any man's wardrobe. Made of comfortable cotton with a woven fabric type, this shirt features a collared neckline and button closure for a clean and polished look. The slim fit design offers a flattering silhouette, making it perfect for casual occasions year-round. With its timeless appeal and brand reputation, this Calvin Klein shirt is a versatile piece that can be dressed up or down with ease.