ERGONOMIC DESIGN - The U-shaped gel cushion based on ergonomic design removes the part corresponding to the tail vertebra, providing support and comfort while reducing the pressure on the tail vertebra, allowing you to maintain a healthy sitting posture. Help relieve most sitting pains caused by sciatica, herniated disc, coccyx injury, pregnancy, hip pain, and hemorrhoids. HIGH-QUALITY AND NON-DEFORMABLE - The gel cushion is made of TPE material and uses mesh elastic gel technology, which is both flexible and durable. Even if an egg is placed on it, it will not be broken after sitting down. It has better high-temperature resistance, aging resistance, and crack resistance than ordinary materials, not easy to deform after long-term use. In addition, the material is recyclable and environmentally friendly. EXCELLENT BREATHABILITY - The double-layer honeycomb structure that can circulate air has excellent breathability, and it can keep your hips comfortable and fresh even if you sit for a long time. Comes with a machine washable non-slip cloth cover for easy cleaning and can be used in all seasons. WIDELY APPLICATION - Suitable for staff who long-term sitting in the office, car drivers, pregnant women, and people suffering from back pain and hemorrhoids. Great for office, family, travel, car seat or wheelchair use. You can also put it on the floor for yoga, meditation.