5 Folding Construction make it ultra compact & lightweight.It can be folded into 6.3" which can fits conveniently in your backpack, purse, or suitcase. Light & small enoughl to carry around. The umbrella is constructed with 6 ribs fiberglass and steel shaft aluminum alloy come with a metal shaft. They effectively withstand the strong wind without breaking. It is a super excellent choice if you need a reliable umbrella for daily use. The extra layer of UV protection will help you feel much cooler than other umbrellas when it is sunny and hot outside!