Specification of the Tent: 212180130cm (front extension 80cm). Package Size: 43 15 15 cm.Double Layer design and 210D durable Oxford fabric treated with a waterproof spray make this tent stays dry for a whole day and night in heavy rain. Spacious for 3 persons and can accommodate 4 persons if necessary. Fits well in a queen or king-size air mattress or 3 sleeping bags individually. The square top design of the porch makes this dome tent spacious for the belongs and feel no depression. This camping tent is ventilation with 3 windows and 1 door on the 4 walls, the strongly connected fiberglass poles and the skylines ensure it is stable in strong winds. Also, the slop side of the tarp offers less surface area for the wind to push against.