1. High-Density Sponge Construction: This headboard gap filler is made from top-quality 50D sponge, ensuring high resilience and comfort. It is designed to maintain its shape and support over time, providing a reliable solution for gap filling. 2. Breathable Soft Fabric Cover: The mattress extender features a soft, breathable linen fabric cover that is gentle on the skin. This durable material resists deformation and color fading, even after multiple washes, ensuring long-lasting use. 3. Easy to Clean: Equipped with a robust zipper, the cover can be easily removed for washing. This convenient feature helps maintain a clean and tidy sleeping environment, allowing you to keep your bed fresh with minimal effort. 4. Versatile Use: This gap filler is the ideal solution for bridging the space between your mattress and headboard, wall, or footboard. It effectively prevents pillows, pets, children, and toys from slipping off the bed, enhancing comfort and safety. 5. Applicable Scenarios: - Use it in a children's room to prevent toys from falling behind the bed. - Perfect for pet owners to keep furry friends safe and secure while sleeping. - Ideal for couples who want to avoid pillow slips during the night for a more restful sleep. This headboard gap filler combines comfort, practicality, and style, making it an essential addition to any bedroom setup.