... extruded aluminium 6061/T6PVC cover White-Double face PVC,black out,water proof,850g/m².Flame retardant ... according to DIN 4201 B1/M2,2,Quality advantage:More ... 6061/T6 which more strong and powerful.3,How to select a good tent:First, safety is the most important ... point, as per tent used by a lot people together.Refer to safety is the powerful aluminium frame and ...