To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for flexible water bag, Flexible Duct Fan, Air Ventilation Duct, Air Vent Duct,Mine Tunnel Ventilation Duct. We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Bangalore, Curacao,Mauritius, Seychelles.We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!