The Calvin Klein long sleeve women's button-up shirt in black, size M, features a classic fit with a V-neckline and angel character detail. Made from a blend of polyester and viscose, this shirt is lightweight and perfect for everyday wear. The button accents add a touch of sophistication to this solid piece, making it a versatile addition to any woman's wardrobe. The Calvin Klein brand ensures high quality and timeless style, making it a staple item for any fashion-forward individual.