This rectangular pillow insert provides a plush and supportive foundation for your favorite decorative covers. It's filled with down feathers that offer a soft, adaptable feel while maintaining a full silhouette over time. The cotton cover features a smooth texture that stays breathable, making it a comfortable addition to your sofa, armchair, or bed. Its streamlined profile is designed to fit a variety of styles, providing lumbar support where you need it most. Plus, it comes in several sizes to ensure a tailored fit for your space.