How UPF Degrades in Rashguards: The UV Protection Lifecycle No-Gi Athletes Ignore
UV protection in rashguards isn’t permanent — chlorine, sweat, and sunlight strip UPF over time. Here’s the degradation curve outdoor no-gi grapplers need to track.
UV protection in rashguards isn’t permanent — chlorine, sweat, and sunlight strip UPF over time. Here’s the degradation curve outdoor no-gi grapplers need to track.