UVA is a long wave ultraviolet A wave and UVB is is a short wave ultraviolet B wave. Wait…what is the difference between UVA and UVB rays? UVA and UVB rays designate the length of the wave of each ray. COOLA’s Physical sunscreen comes in tube form and doesn’t leave any white residue on your skin. It nourishes, protects, and helps control shine. Its Physical sunscreen is designed to scatter and reflect UVA/UVB rays and offers immediate protection after applying. COOLA’s Chemical sunscreen comes in a spray bottle, which makes application easy. It’s best used for athletic activities or activities where you will be sweating more than normal and therefore will need a sunscreen with components that can “lock” itself to your skin more than a Physical sunscreen could. It should apply 30 minutes before sun exposure. Physical sunscreens rely on active ingredients such as, Titanium Dioxide and/or Zinc Oxide, to deflect and create a barrier against the sun’s UVA and UVB rays.ĬOOLA Sun Care family offers Chemical sunscreen through its Classic Sunscreen and Physical Sunscreen through its Mineral Sunscreen.ĬOOLA’s Classic sunscreen is designed to absorb and dissipate UVA/UVB rays. You then release this heat through your skin. This difference means that Chemical sunscreens absorb sunlight and UV rays, and then convert those rays into heat. Chemical sunscreens act as sunlight absorbers, where-as Physical sunscreens act as sunlight blockers.
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