UPF 30 vs. UPF 50+ Activewear: UV Transmission, Coverage, and Label Data Compared
Short answer: UPF 30 allows about 1/30, or 3.3%, of UV radiation through under the rating basis; UPF 50 allows 1/50, or 2%. The...
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Practical guides for tennis, golf, travel, fit, fabric care, and everyday movement.