This stretchy round neck bow sweater vest is a great addition to your wardrobe. You can wear it over a shirt or on its own for a simple yet stylish look. When washing, just throw it in the machine with cold water and use a low - heat tumble dry setting. Make sure not to use hot water as it might shrink the vest. It's made of a blend of viscose, polyester, and polyamide, so it's durable and comfortable. Pick the right size according to the size chart provided, and enjoy wearing this classic piece for a long time.