TWIN BRUSH HEAD: This brush has a twin brush head.On one side, there is a nylon bristle brush, which is designed to clean dirt and grass from wood faces.On the other side, there is a wire brush that is designed to be used for iron faces.They safely clean any club head quickly and easily when on the fairway, and won't snag clubs, towels or fingers.The brush is an essential tool to have during a round of golf, especially during wet and wintry weather as it removes surface dirt, mud and grass.