Quechua Waterproof Pop Up Camping Tent Base Seconds 4-6 Man Shelter (No Inner tent and groundsheet) Pitching/folding: Pops up in 10 seconds, fully pitched in less than 2 minutes. Free-standing (can easily be moved even after it is pitched). It is advised to use the 10 pegs to ensure wind resistance. Folds down in less than 2 minutes with practise. Entry/Exit: 2 big doors, which fold easily into a pocket for more ease and to keep the living space open in fine weather. Ventilation: 1 air vent under each of the 3 "overhangs", 4 mosquito net windows (can be closed off) + 1 ceiling air vent. Designed for optimum ventilation and to reduce natural condensation. Waterproofing: All Quechua tents have passed laboratory tests: the WHOLE TENT under 200 litres/hour/sqm (200mm/hour) for 4 hours! as well as in the most. (PU-coated 2000mm polyester fly sheet,120g/sqm polyethylene groundsheet, all seams sealed using thermobonded tape). A breathable polyester inner tent under the fly sheet means you aren't in contact with the condensation that forms naturally on the inside of the fly sheet. UV protection (protection against Ultraviolet rays): The fabric flysheet filters UV rays with a SPF of 30. Please note: a significant amount of UV rays can enter through a single open door: protect your skin.