General description The Shade Sail Rectangular Triangular PES Polyester Shade Sails provide excellent waterproof and UV protection. Made from high-density polyester (PES) fabric, these sails effectively block 95% of harmful UV rays, making them ideal for outdoor use in various weather conditions. Technical specifications Material: High-density polyester (PES) Weight: 180 g/m² Waterproof coating: Yes UV protection: Blocks 95% of UV rays Installation Each corner is equipped with grommets and stainless steel D-rings for easy hanging. Recommended installation angle: 20-40% slope for optimal drainage. Usage Suitable for camping, patios, lawns, poolside, and various outdoor occasions. Lightweight and foldable for easy transport and storage in the original canvas bag or most backpacks.