Hello Seller,It is nice to write to you. This is Jimmy from United States of America. I am interested in adding your New products 2017 hard shell 4wd car roof top tent to my inventory.May I know more information about product such as:Layers,Pole Material,Fabric,Do you have any quality assurance certificates?Please copy and paste the questions and answers back to me.With Best RegardsJimmyGods Country / Sustained PropaneThis Message is from mobile Show More