- **Premium Quality Material**: Our cushion cover features a durable cotton linen exterior filled with high-density foam. This combination provides exceptional softness and longevity, ensuring a product that stands the test of time. - **Enhanced Comfort**: Designed for those who struggle with insomnia, the high-density sponge offers unparalleled comfort for a restful night's sleep. Additionally, the mattress wedge serves as perfect support for your head or arms while enjoying your favorite shows in bed or on the sofa. - **Customizable Fit**: This versatile bed bridge adapts to any mattress type. Easily adjust the foam cushion to create a king-size bed configuration or separate two mattresses as needed, providing flexibility for your sleeping arrangements. - **Multi-functional Use**: This mattress filler effectively bridges the gap between your headboard and mattress, enhancing stability and comfort. It can also double as an armrest or headrest for wooden sofas and garden benches, making it a practical addition to your home. - **Practical Applications**: Use it to create a larger sleeping surface while traveling or accommodating guests. It also works well to fill gaps in furniture, ensuring safety and comfort for all users.