Type: automatic umbrella<br>Specifications: 54CM*8K ( rib length * quantity)<br>Weight: 380 grams<br>Fold length: 28 CM<br>Arc diameter: 98CM<br>Frame material : high quality aluminum alloy + bone fiber,windbreak design.<br>The umbrella surface material: 100% polyester high densityimpact cloth<br>SPF: UPF&gt;30 AV%5 ( ordinary sunscreen )<br>Reasons to buy: since the open and close automatically, carowners are indispensable.&nbsp;Function: rain orshine&nbsp;