Windproof construction: the umbrella is designed with a high quality electroplated steel shaft and 8 premium resin reinforced fiberglass ribs that provide strength , flexibility and withstand powerful gusts without spilling. Waterproof Material: Highly water-repellent material, made of advanced fabric with nano-coated cell technology. The fabric has 190T high density, it can easily keep out the sun or rain and dry quickly. Expansion function /automatic reduction - The automatic opening/closing designation allows for very easy and convenient one-handed operation. Pressing the umbrella button in just one second, you will be protected from unexpected rain all day. Lightweight size and COMPACT: With 0.89 lbs/ 405 g, 0.98 ft/ 30 cm and a classic black, this umbrella is not only easy to carry but also perfect for both men and women. You can put it in your school bag, purse, briefcase, backpack or luggage while you are hiking, camping, hunting, traveling, gardening. AUTOMATIC MECHANISM: automatic opening Close Auto open-close is very easy and convenient for one-handed operation; opening and closing the umbrella at the press of a button is a breeze. Auto open and close button makes it easy and quick to get in and out of buildings or cars without having to stay under rain longer than necessary. Easy and convenient to use even when your hands are full.Sold by Briday Store