All Carpa tents system are strictly designed and manufactured according to the European safety standard and quality control standard. The main framework adopts hard pressed extruded aluminium alloy, the tent covers use double PVC-coated polyester textile ( 650~1250g/m2, flame retardant to DIN 4102 B1, M2 ) and the tent connectors and base plates are made of hot-dip galvanized steel insert. Better materials make a better tent structure, we make every effort to provide you with a high quality product.