Artpuch Waterproof Sun Shade Sail 12' x 16' Rectangular Rust Red Shade Canopy 90% UV Resistant for Outdoor Patio Garden Backyard Customizable - AT-WP-A113

• ★【WATERPROOF】:The shade sail is waterproof coated, both water and sun light will not go through. ★【Installation & Measurement】: Waterproof shade sails need to be installed at a 20-40 degree angle with maximum tension to allow runoff and face up,otherwise the water will accumulate in the surface.Measurement is taken from one D ring to another.Leave 1.5 - 2 FT for connecting ropes/ shade sail hardware kits to shade sail D ring. ★【Curve Edge Design】: Artpuch shade sails have the curves in the edges to set up tension through the sail.As the corners of the sail are tensioned, the edge curves try to straighten, in turn pulling the fabric tight.This design not only improve the pull strength, but also effectively prevent the shade sail from drooping ★【Provide Shade & Block UV Rays】: Shade sails are widely used for providing sunshade and UV protection for patio, lawn, garden, pool, pond, deck, kailyard, courtyard, backyard, dooryard, park, carport, pergola, sandbox, driveway or other outdoor area.Artpuch sun sail shade,which protects against up to 95% harmful UV rays to make your patio privacy safe, cool and fabulous ★【Durable】 : Made from high-density polyethylene (HDPE), our shade sail is designed to withstand harsh weather conditions, providing long-lasting protection and durability.Please NOTE that shade cloth is a shrinkable material,usually needs a tolerance of 2% on each side length