1. quality materials: The hull is made of durable PVC, constructed from thickened, wearresistant polymer materials, significantly enhancing the air chamber's pressure resistance. It ensures a comfortable and smooth experience during use. 2. Four independent airbags: If one is damaged, the other three remain unaffected. The main fuselage chamber features 45 Boston valves for rapid inflation and deflation. The air chambers are separated, minimizing the risk of accidents during operation. 3. Application: Suitable for various water environments, including seas, lakes, rivers, and shallow waters. Ideal for surfing, fishing, beach games, wilderness adventures, and even as a rescue device. In flood emergencies, it can serve as a kayak for family evacuation, rescue operations, or cargo transport. 4. Note: Malicious competitors intentionally leave unrealistic reviews about our products. Rest assured, our products are quality . We encourage buyers to provide fair and objective evaluations to foster a healthy trading environment.