Ever wondered what the difference between UVA and UVB sunlight is? UVA rays can penetrate the skin deep down to the dermis, while UVB rays penetrate more superficially and are usually the main cause of sunburns. Fortunately, this Fragrance-free Mineral Sunscreen SPF 30 forms a physical barrier that protects against both UVA and UVB rays! Featured in EWG’s top-rated sunscreen moisturizers, this mineral sunscreen for kids uses worry-free, natural ingredients like non-nano zinc oxide, for the safest sun care possible. Easy to apply, smooth and clear, our mineral sunscreen has never made it easier to have fun under the sun!