Water Resistant: 160 g/m high-density polyester with PU coating, water and tear resistant, mold and mildew resistant, but not recommended for use in heavy rain. We are committed to providing you with quality shade sails, now renew Brand Patio Shack to Brand HAIKUS.UV Protection: UPF 50+, blocks up to 98% of harmful UV rays, protects you and your family from harmful solar radiation for a long timeEASY INSTALLATION: Durable stainless steel D-rings are fixed on each corner, 3 free ropes are included in the package to help you install the sail easily and quickly (curved side design distributes tension and prevents sagging)Multifunctional shade solution: widely used in yard, garden, terrace, lawn, swimming pool, children's playground, barbecue area or other outdoor areas, enjoy outdoor party time, keep your yard privacy and security