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The Giant Umbrellas!!

Its total area is 162,000 square meters. One umbrella spreads its wings to 25.5m equal each side. These giant umbrellas were planned by Saudi Binladin Group (Kingdom of Saudi Arabia). To provide sunshades for the Haji’s, and save those people who comes to Madinah Munawwara for performing Haj Pilgrims. Its membrane material is 100% PTFE. Its thickness is 0.6mm. It is highly flexible, enable everyday automatic opening and closing. After closing it became a small minaret. In first picture you can see how the umbrella look when it opens and how it provides shade to Haj pilgrims performers. In second picture you can see how it is stretching its wings. In 4th picture it looking like a small minaret after close.