▼ 5-Point All-Around Support ▼ * 【Pelvic Support】 & 【Back Support】 Deeply envelops the lower back and encourages an upright pelvis, maintaining the natural curve of the lumbar spine. Provides firm support for the entire back, allowing you to maintain a comfortable posture with a straight back even during desk work. * 【Side Support】 Holds the sides of the waist. Prevents wobbling and reduces posture instability. Supports concentration at your desk through posture. * 【Coccyx Support】 The indentation in the center of the seat eliminates pressure on the coccyx. Solves the problem of "pain from the coccyx when sitting" and does not impede blood flow. * 【Leg Support】 Distributes the pressure on the back of the thighs, reducing leg numbness. Designed to prevent slipping, maintaining the correct position. ▼ High Resilience & Excellent Breathability ▼ With moderate high resilience that prevents excessive sinking, standing up is also easy. The use of a smooth, breathable material prevents stuffiness even when sitting for long periods, providing comfort. Reducing the burden on your lower back allows you to maintain concentration on work and study, making your daily life more comfortable and active. Immediate purchase is welcome. Color: Black Other products can be found here: #a-cham's shop