The Notch-collar long-sleeve button-up cardigan by MUSTARD is a luxurious and stylish addition to any woman's wardrobe. Made from 100% cashmere, this cardigan is soft, warm, and perfect for layering over any outfit. The notched collar and button-up accents add a touch of sophistication to the classic cardigan style, making it a versatile piece that can be dressed up or down for any occasion.