Woogwin Golf Umbrella 55-inch Large Windproof Auto Open Rain & Wind Resistant Umbrella(Black/Dark-Blue) Oversize, Large 55-inch umbrella The non-slip foam rubber handle, automatic opening Strong and durable fiberglass ribs and shaft Windproof, Waterproof, 100% nylon fabric Size: umbrella arc: 55 inches, closed length: 37.79 inches, opening diameter: 51.18 inches, Weight: 22.92 ounces, closed length fitting for most umbrella stand of golf cart.