Feature: 1. Soft and comfortable: The high-quality outer layer provides a soft and comfortable feeling, which is removable and washable, and the memory foam is filled inside, which is perfect for long-term use. 2. Breathable design: The U-shaped hollow breathable design promotes air circulation, keeps you cool and prevents heat buildup. 3. Adaptive support: The high-density memory foam adapts to the contours of your body, provides personalized support and relieves pressure points. 4. Ergonomic structure: The hollow design promotes correct posture and relieves coccyx pressure, enhancing comfort for long-term sitting. Avoid blood stagnation caused by long-term sitting. 5. Pain relief: Memory foam technology can relieve back pain, sciatica and coccyx discomfort, making it an ideal choice for people with chronic pain or recovering from surgery. The slow rebound function ensures that the cushion maintains its shape for consistent support and comfort. Specification: Material: Memory Foam Package List: 1xseat cushion Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.