1. MULTIPURPOSE: Our lumbar pillow is versatile. One can be used as a nap pillow, two as a lumbar pillow, and three as a hip pillow. As a lumbar cushion, it adapts to ergonomics and supports the spine. As a nap pillow, it has a curve height of 6 inches and is suitable for people of different sizes, offering a cozy hugstyle nap. 2. PORTABILITY AND LIGHTWEIGHT: The lightweight and portable orthopedic seat padding makes it easy to carry and use in various sitting situations. This feature is especially valuable for those who need support and comfort on the go. 3. PORTABLE AND WASHABLE: The cushion cover is removable and washable. Simply toss it in the washing machine and reattach it once fresh and clean. The cushion itself is very light and easy to carry. 4. UNIQUE DESIGN: The cushion features an ergonomic design, promoting breathability and natural ventilation. It provides arm comfort for adults, relieving arm pressure. Whether used at home or while traveling, the memory foam material feels soft yet offers lasting support.