Recommended by the Skin Cancer Foundation for blocking 98% of harmful sun rays Fabrics superior to regular fabrics, 5 years colorfast, quick to dry and easy to care for without fear of colour loss or degradation This cantilever umbrella has unique handle design and crank system, 6 height and angle to choose, 360-degree rotation for easier shading area control All-aluminum umbrella bones and 8 heavy-duty ribs, anti-oxidation spray painted, extension of time of use Weighted base in the picture is NOT included, please search PL215UM for weighted base purple leaf cantilever large umbrella heavy metal outdoor umbrella