- High-Density Sponge Construction: Our headboard gap filler features premium 50D sponge that offers exceptional resilience and comfort, ensuring it maintains its shape over time without collapsing. - Breathable and Soft Fabric Cover: The mattress extender comes with a soft linen fabric cover that is both breathable and skin-friendly. It is designed to resist deformation and color fading, even after multiple washes. - Easy to Clean: With a durable zipper, the cover is removable for hassle-free cleaning, allowing you to keep your bed area neat and hygienic. - Practical Bed Solution: This headboard gap filler effectively closes the gap between your mattress and the headboard, wall, or footboard. It prevents pillows, pets, children, and toys from slipping off the bed, enhancing your sleeping experience. - Versatile Use Scenarios: Ideal for various settings, this product works well in children's rooms to keep toys in place, in guest rooms to provide extra comfort, or in any bedroom to maintain a tidy appearance. - Compatibility: Designed to fit snugly between standard-sized mattresses and headboards, ensuring a seamless integration into your bedroom decor. - Durable Performance: Crafted to withstand daily use, the high-quality materials ensure long-lasting durability and support for restful sleep.