Material - High density polyester shade sail. Our shade sails have a density of are light and waterproof. They are mildew, stain and colorfast resistant. Cleaning is not recommended as it will damage the waterproof coating. Waterproof - The waterproof awning has a coating on the surface, which will not allow water to penetrate the product. It is important that the shade sail has a slope, the installation angle is degrees, and the tension is the greatest. It is not recommended for use during thunderstorms, heavy rains, storms and snowy days.UV Protection - Blocking out more of UV rays, the awning is designed to provide sun protection and is ideal for outdoor use, such as patios or gardens.High Quality - We have our own production base and focus on the quality of every stitch. High quality finish with solid stitching. Each corner has a stainless steel shaped ring for easy installation. They easily attach to trees, fences, posts, walls. Variety of Varieties - You can find products that meet your needs or preferences. We sincerely hope that our products can bring customers a satisfactory experience. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received.