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The fabric of a sun umbrella plays a crucial role in determining its effectiveness in providing UV protection. High-quality materials like polyester, nylon, or specialized UV-blocking fabrics are often used to create a barrier against harmful ultraviolet rays. The density and weave of the fabric are equally important, as tighter weaves and thicker materials can block more UV radiation. Additionally, many sun umbrellas are treated with UV-resistant coatings or dyes to enhance their protective capabilities. The Ultraviolet Protection Factor (UPF) rating is a key indicator of how well the fabric shields against UV rays, with higher UPF ratings offering better protection. When choosing a sun umbrella, it’s essential to consider the fabric type, weave, and UPF rating to ensure maximum sun safety and comfort.
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