Peaceable Projects Inc. is a U.S.-based non-profit group that brings the vast resources of the wide world together with the ongoing needs of the people who live, work, and travel on the Camino de Santiago pilgrim trail network in Spain.
The method of fixing? Works fine in wind.
The umbrella generally? A couple of times it turned inside out in a strong wind, but they are very strong. You just turn into the wind, and it flips the right way again.