This functional cushion uses a gel material with excellent flexibility and elasticity♪ The design fits perfectly to your buttocks, distributing body pressure and naturally supporting an upright posture. Reduces strain even 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, etc.! Lightweight and easy to carry♪ Please 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 hang it in the shade for a few days. *If there is a defective product, please contact us before leaving a review. *Returns and cancellations due to customer convenience are not accepted. 800