Cool Seat Car Seat with Built-in High-Volume Fan, 3-Level Airflow Adjustment, Massage Function, DC12V Compatible, Low Noise, 3D Honeycomb Mesh Fabric, Anti-Slip, Storage Pocket, for Driving, Long-Distance Driving, Prevents Stuffiness, Cool Airflow, Heatstroke Prevention ※ Used only 2 or 3 times, in very good condition. This is a great deal. 【Built-in Powerful High-Volume Fan】Equipped with a large, powerful fan with a diameter of over 10cm, the high-speed rotation of the blades effectively ensures airflow to the car seat. Furthermore, the number of air vents has been increased compared to conventional products, circulating air throughout the seat and ensuring efficient airflow to maintain comfort. 【Uses 3D Honeycomb Mesh Fabric】The seat surface uses a 3D three-dimensional honeycomb structure material, which reduces wind resistance and improves cool air circulation, as well as providing excellent breathability, eliminating stuffiness in the back and buttocks during long drives, making it comfortable even after sitting for long periods! Also, it's easy to clean, making it very convenient to keep clean. 【Massage Function for Fatigue Relief】Two vibration motors are built into the lumbar area, allowing you to freely switch the massage function on and off. It helps to relieve fatigue around the lower back caused by sitting for too long during long drives, improving comfort during the drive. You'll feel less tired even during long drives, allowing you to enjoy the drive in a more relaxed state. 【Low-Noise Type to Reduce Operating Noise】Using a motor equipped with new technology, it achieves a noise level of around 40dB while ensuring high-speed fan operation. The operating noise won't interfere with your driving, improving your driving experience.