Sun Bum Mineral SPF 50 Sunscreen Lotion Shortie -- Some of us like to go as au naturel as possible, so Sun Bum is really proud to introduce their new zinc-based Mineral collection for your lounging and earth loving pleasure. Broad Spectrum, lightweight and non-greasy, their SPF 50 Mineral Moisturizing Sunscreen Lotion is made of safe minerals to protect skin from UVA/UVB rays.