Come and see our amazing products. The large double-layered canopy design creates a vent during where wind can pass through and the precise vent size design will protect you from anything nature throws at you (UV Hail rain snow etc.) the top is made of super water-resistant, anti-slump and light high-tech fabrics. The whole frame is made of glass fibre perfectly matching the double roof ensure that your umbrella is VIRTUALLY WINDPROOF Pls confirm with us about the packing info, stock color and exact production time before placing your order.