UV, UPF, And SPF…. What’s The Diff?
Do you know the difference between UV, UPF, and SPF? Does it really matter? There is a difference, and yes, it matters. But understanding them is easier than you think. UV = Ultraviolet UV is short for “ultraviolet,” as in ultraviolet rays. There are three types of UV rays: UVA rays, which cause wrinkling and […]