Welcome to istockgolf, the best discount golf clubs online superstore which sells high-quality golf products including golf umbrella. A golf umbrella protects golfers from the rain and the sun. It is designed to be much larger than a standard umbrella, to protect both the golfer and his or her cart. While originally designed for the golfer on the course, it is also used by non-golfers in cities and elsewhere to provide better protection than smaller umbrellas that might not fully protect against the rain.