Sun Protection Factor (SPF) is a number that indicates how many times longer, with protection, the skin may be exposed to the sun before sunburn damage results. For example, a properly applied SPF 15 sunscreen will prolong the time it takes to sunburn by 15-fold. An SPF 30 sunscreen will block twice as much UV [...]
Filed under: Skin Care | Tagged: dcl, skin care, sun protection ct, uv protection | Leave a Comment »