Windscreen4less Metal Spring Reinforcement Large Sun Shade Sail/Rectangle Heavy Duty Strengthen Durable Perfect for Outdoor Canopy UV Block Fabric/5 Year Warranty/20' x 24' -Beige Unique Strengthen String- Advanced steel wire reinforced string, perfect to support large size sun shade sail. The string is made of high quality metal, we are the only one offer 5 year warranty! Shade sail comes finished with strong stitched seam, fitted stainless steel eyelets and nylon chords for easy hanging Made of 100% brand new high-density Permeable UV Block Fabric 220GSM polyethylene knitted fabric material. Easy to Installation and Maintenance - with provided detailed instruction. Easy to clean with mild detergent and water, fade resistant, will not mold, mildew, stain, or tear.