Walker 21 inches Waterproof Anti-UV 3 Fold Rain&Sun Umbrella Auto Open Close Compact for Travel with Classic Pure Purple Red Color for Man &Woman ONE BUTTON OPEN AND CLOSE: Travel umbrellas do both functions at the press of one button. Auto close is handy for quick entry into a car, building or tent. Auto open offers instant cover from rain with a fast opening action. One handed operation is the other advantage giving you the capability to easily carry items with your other hand. STRONG WATERPROOF:The umbrella cloth is made of high density NC fabric cloths, the water will flip away when the rain falls without the chance to soak into high density cloths. It only needs you to shake gently after closing the umbrella then the drops will go faster. STRONG WINDPROOF: The umbrella will NOT break under strong wind. Engineered with an automatically adjusting flex frame made from carbon fiber, in heavy winds the canopy is designed to invert itself and bounce back to its original shape. Other umbrellas simply break. UV PROTECTION: High density PG fabric cloths can effectively block most of UV rays for UPF&gt;30 and AV&gt;5%, so girls need it. 8 RIB STRONG WINDPROOF: Most travel umbrellas are made with 6 or less Ribs so it is hard to resist strong wind and heavy rain in outdoor traveling. The unique 8 Ribs sturdy frame is engineered by carbon fiber ribs can make more flexibility to overcome extreme weather outdoors.