difference spf 30 and 50

Does SPF 50 work better than SPF 30? Which can I reapply less often, SPF 30 vs. daftar surat juz 30 SPF 50? What SPF Means in Sunscreen. pinjam pulsa indosat 50 ribu First, let’s remember that there are two kinds of rays that cause damage to the skin: UVB rays, which cause sunburn, and UVA rays, which cause premature aging