The Square Cantilever Umbrella Shade Shelter with 8 feet high Entrance Height protects young children from the harmful UV rays of the sun. The most common uses for the Square Shade Shelter are covering small structures, sand boxes, and small picnic areas. Also, can be used in picnic areas at Parks. The Square Shade Shelter features a heavy duty fabric that is available in various colors, so you are sure to find a color to fit in with your play or picnic area.