10 RIBS STURDY STRUCTURE- Windproof: This 10 ribs windproof umbrella is upgraded the material to high quality resin-reinforced fiberglass and strong frame on the baof traditional 6-8 ribs It withstands winds up to 70 MPH, even in heavy rain and snow The umbrella is also equipped with a fail-safe flip technology AUTO OPEN/CLOSE -The Auto open/close function allows for easy one-handed operation Just push the button once to open and press again to instantly fold the canopy closed in one second Ergonomically comfortable rubberized handle design for a good non-slip grip for windy rainy days, with wrist strap for easy carrying when going outside SUPERIO REPELLENCY : Waterproof, weatherproof and instantly dry, the foldable and durable Travel Umbrella defends against the elements like nothing else DURABLE CONSTRUCTION - Fiberglass shaft and ribs not only make this umbrella durable and lightweight but also provide extra safety 1 YEAR REPLACEMENT POLICY: You are protected from rain, sleet and snow through our 1 year replacement policy If something goes wrong with your windproof umbrella, we'll send you an absolutely free replacement, no refund required We strive to provide the highest quality customer service