Surfers SPF
Coastal exposure field manual
Edition August 2026
Section

Cover is the control that does not wash off

Garments, hoods, headwear and eye protection. What a UPF rating on a garment is describing, what a wetsuit leaves open, and why cover is the first control rather than the last.

Cover. Coastal surface and light, photographed as material.
Cover. Coastal surface and light, photographed as material.

The tide line

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