10 Facts About High UPF Clothing

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UPF Clothing – 10 Facts

10 Facts on High UPF ClothingFact # 1 – There is no such thing as SPF clothing. SPF is the way to measure creams and lotions UV sun filtering (Sun Protection Factor).

Fact # 2 – UPF (Ultraviolet Protection Factor) is the official way to measure the UV protection for fabrics and clothes. When buying protective clothes look for the UPF rating only.

Fact # 3 – UPF ratings began in the 1990s in Australia. Where the Ozone layer is getting thinner and skin cancer began to be frighteningly common.

Fact # 4UPF rating indicates how much UV radiation will the fabrics allow to pass through. UPF 25 means 1/25 (4%) of UV radiation will pass. UPF 50 means 1/50 (2%) will be able to penetrate the fabrics.

Fact # 5 – The highest UPF protective level is 50+, which means less than 2% of the UV-R may be penetrating the clothes. There is no UPF higher than 50+.

Fact # 6UPF protective clothes lose up to 30% of their protection when wet..

Fact # 7 – UPF clothes lose up to 40% of their protectiveness when stretched out.

Fact # 8 – Laundry does not reduce the protection level of UPF woven or knitted fabric of cotton apparel. Though some harsh detergents may affect it.

Fact # 9 – There are three main regulation on UPF clothing: AS/NZS (Australia/New Zealand) AATCC (USA) and ASTM (European) standards.

Fact # 10 – Advance textiles and fabrics score better for UPF ratings. Polyester & Nylon are best for UV reflection. Wool and silk are moderately effective. Cotton, rayon, flax and hemp have naturally low ability to block or reflect UV.

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