Be ready for guests at the drop of a hat with the All-Purpose Shade Sails. These sails features grommet corners and snare lines for a fast and easy installation. Your guests will be relaxing in the shade in no time. The advanced polymer fabrics used in the construction allows cool breezes to flow through and hot air to escape, so no matter how hot it is, you'll be cool and comfortable. Up to 90 percent of the sun's harmful UV rays are blocked by this state-of-the-art material, yet it remains totally unaffected by moisture and natural temperature extremes. This fabric is knitted, not woven, so it won't tear or fray. Choose from several stylish colors to enhance your outdoor space.