Non-slip chair cushion, office, classroom square seat cushion, 18x18 inches

Thickened design: it provides superior cushioning and support, and it feels more comfortable to sit. Applicable all seasons: regardless of spring, summer, autumn and winter, it can bring a warm and comfortable experience. Healthy and harmless: the use of environmentally friendly materials, green and safe, no odor, and safe to use. Wear-resistant and durable: high-quality fabrics, compression and wear-resistant, and long service life. Non-slip bottom: a stable and non-slip design to ensure that the seat cushion is stable, safe and not easy to slide.