This functional cushion uses a flexible and stretchy gel material. Designed to perfectly fit your bottom, it distributes body pressure and naturally supports an upright posture. Reduces strain during long hours of sitting or driving, maintaining a comfortable posture! Perfect for all situations, such as desk work, driving, and relaxation time. Widely compatible with office chairs, car seats, living room chairs, and more! Lightweight and easy to carry around♪ Try it to prevent lower back pain and fatigue from sitting! Color... Body: Blue, Cover: Black Size... Approximately 30cm x Approximately 26cm x Approximately 2cm *Please note that there may be a 2-3cm error due to manual measurement. *The color may differ from the actual product depending on your monitor environment. *Due to imported goods, there may be loose stitching, creases, or odors. If you are concerned, please air it out in the shade for a few days. *If there are any defective products, please contact us before leaving a review. *Returns and cancellations due to customer convenience are not accepted. 450