KANAGAWA 7&rsquo;&times;13&rsquo; Sun Shade Sails Rectangle Sand, UV Block for Garden Patio Yard Backyard Pergola MATERIAL & STRUCTURE - made of 185 GSM high density polyethylene (100%HDPE), uneasy to tear, strong stitched seams by each edge of the shade sail reinforce the shade, stainless steel D-rings can stay stainless even in bad weather. SHADE & UV BLOCK - Our shade sails can provide 85%-90% shade of its size and 95%-98% UV block, protect you and your family from the burning sun and harmful UV, keep you cool and healthy. EASY & CONVENIENT - The shade can be easily installed with the D-ring at the end of each corner, breathable material allows rain go through easily, dust and leaves can be easily cleaned because of the high density material SITUATIONS & OCCASIONS - shade sails are widely used in patio, lawn, garden, pool, pond, deck, kailyard, courtyard, backyard, dooryard, park, carport, pergola, sandbox, driveway or other outdoor area SERVICE LIFE & WARRANTY - The shade sail can serve well in 5 years under normal usage, also we have a quality warranty of 5 years.