Light price (price about 1/10 compared with caravan, camper van, etc.) Quick installation(2adult male:40~60 minutes assembly, disassembly available) Excellent durability (high density polyethylene material, very strong in flame and cold resistance) Optimum indoor environment (windows and shading loops (transparent and translucent), natural ventilation system installed as standard) Superior thermal insulation (solid material, excellent insulation and keeping warm compared to tent, shelter,.. etc.)