Feature●polyethylene●Imported●Square Shade Sail Size 20ft x 20ft shade sail●Sun shade can be used over a patio, driveway or other outdoor area to protect against UV rays●Made of high-quality sun screen fabric, so it blocks up to 90% of harmful UV rays●Free giving long durable ropes, strong sewing processing on each side, stainless steel D ring on each edge, strongly guarantee fastness of installation●Allows rain to pass through, so theres no pooling waterDescription