Geo domes are unique and stable prudent solution for your glamping ideals. It provides incredible opportunity to live outdoor – explorers, stargazers, or whatever your outdoor passion is. The domes profile provides a warm, cozy intimate atmosphere. Domes for living are a superior structure utilizing the strongest materials, galvanized steel coated in white paint. Frames are constructed to support both internal and external weight loads. Geo domes withstands winds for up to 1-5 mph. Package includes the structural steel poles, bolts, waterproof pvc cover, white, part clear bay window, insulation layer and circular pvc door. Steel tube framing constructed with stoving varnish for added protection. Steel anchors used for outdoor installation. Easy assembly for two people. A frame ladder is required. We recommend an electric screwdriver for efficiency. Various types of flooring are suitable for the dome. Flooring is not included. Depending on the location of installation and the surface will help determine what type of flooring can be installed. There are many options available that will enhance the dome experience. Items such as wood stoves, curtain systems, pre-hung doors, solar exhaust fans, skylight window curtain, leveled deck, insulation and lots more. The cover is constructed from extra strong pvc. Extra strong pvc is rated for both desert and arctic conditions. The waterproof cover includes supporting the weight of extreme snow conditions. The thermo layer adding extra thermos insulation and helps to save energy and create comfortable and cozy accommodation. Footnote 4v is short for 4 frequency. 16ft diameter 8ft height and 188sq ft floor area. This item is made of steel and pvc.