Cushion covers are protective and decorative fabric cases designed to encase cushions or pillows. They come in various sizes, shapes, and materials, allowing for customization in home decor. Common materials include cotton, polyester, and linen, which can be easily cleaned or replaced. These covers can enhance the aesthetic of a room by adding color, texture, and patterns. They are often used on furniture like sofas and chairs, making them a popular choice for interior design. Additionally, cushion covers can be easily changed to refresh a space or adapt to seasonal themes, making them versatile home accessories.