A duvet cover is a protective cover for a duvet or comforter, designed to keep it clean and add a decorative touch to your bedding. Typically featuring an opening for easy insertion of the duvet, duvet covers come in various materials such as cotton, microfiber, and linen, providing comfort and breathability. The design can vary widely, from solid colors to intricate patterns, allowing you to personalize your bedroom decor. Duvet covers are easy to remove and wash, making them a practical choice for maintaining a fresh and stylish bed.