- HDPE MATERIAL: Crafted from high-density polyethylene (HDPE), this sunshade sail is lightweight yet durable, ensuring long-lasting use. It provides optimal airflow and stretch while effectively blocking a significant portion of sunlight, cooling temperatures, and offering shade in summer while retaining warmth and moisture in colder weather. - EXCELLENT SUN PROTECTION: With approximately 90% shade coverage, this sun protection sail blocks harmful UV rays and most sunlight. The black fabric allows only a small amount of light to filter through, creating a comfortable shaded area wherever you need it. Ideal for outdoor spaces such as patios, decks, gardens, and play areas. - EASY INSTALLATION: Equipped with aluminum grommets spaced approximately every 100 cm along reinforced edges, this sunshade can be effortlessly secured using bungee cords, zip ties, or ropes (please note these are not included). Enjoy hassle-free setup without concerns about fabric tearing. - REINFORCED SEAMS: Designed with advanced stitching technology, the shade sail features a durable, glued edge with six thread paths and reinforced corners, ensuring high durability and tensile strength. This construction extends the lifespan of the black sunshade, making it a reliable choice for any outdoor setting. Applications: 1. Perfect for creating a cool, shaded area in your backyard for family gatherings or barbecues. 2. Ideal for commercial use, such as providing shade in outdoor dining areas or playgrounds. 3. Useful for covering swimming pools or hot tubs to reduce heat and maintain water temperature.