43 Canopy.
This is the award winning patented umbrella that resists wind gusts up to 55 mph. Small enough to fit in a backpack, purse, or pocket, it has a 43 canopy made from 100% waterproof nylon. Superior Windproof Compact Umbrella - Navy With a pinchless open and close system, steel ribs and spreaders, straight handle, and nylon backpack storage case.