What is SPF?
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SPF 50+ is SPF that is more than 50. JURNESS sunscreen is SPF 50+ (SPF 67).
For example : If our skin can expose to sunlight for 16 minutes before burn or turn red, then applying sunscreen SPF 67 is 67 times more than 15 minutes that means 50* 15 = 1005 minuts or 16.75 hours.
