[Waterproof Performance] This waterproof sail features a 220GSM fabric with a PU layer. You must install it at a 20-40 degree slope. This setup ensures rain runoff and stops heavy water accumulation. [Advanced Heat Control] The high-quality waterproof sun sail blocks 95% of intense solar radiation. This layer lowers temperatures for your family. The sail transforms any sunny garden into a shaded outdoor retreat. [Outdoor Scenario Adaptability] The waterproof outdoor shade sail works for small patios, pools, and garden pergolas. This versatile design shields your driveway. High-wind environments are not suitable for this product's safety. [Tear Resistant Build] Concave edges keep the fabric taut and prevent central sagging. The shade sail's material resists sun fading over time.Light beige options provide the most reliable outdoor performance. [Quality Support Period] This waterproof triangle/rectangle shade sail includes a 36-month performance support window.We create custom dimensions for your specific needs.All sun shade sails are carefully crafted inside local American plants. We are dedicated to transforming your small patio into a sophisticated outdoor sanctuary for family relaxation. Every sail is designed to bring the "Quiet Luxury" aesthetic to your backyard while providing ultimate weather protection. Our mission is to help you enjoy the beauty of the outdoors without worrying about the elements.This 220GSM PES fabric features a thick PU coating to block rain effectively and provide a 95% UV block for solar defense. The concave edge design ensures maximum tension and prevents center sagging, though it may reduce the actual shaded footprint compared to the ring-to-ring measurements. For optimal performance, always install with a 20-40 degree tilt to ensure smooth water runoff and prevent pooling.This versatile cover is an excellent choice for your small patio, poolside, or garden pergola, creating a cool retreat for guests.DIY enthusiasts can easily set up a professional-looking shade using standard tension hardware on driveways or terraces. To ensure long-term safety and durability, we recommend avoiding installation in high-wind weather zones.