eCosmetics is an authorized retailer of Sun Bum.Some of us like to go au naturel. Our natural, zinc-based Mineral sunscreen sits on top of your skin to block sun, leaving a matte finish with Broad Spectrum SPF protection from UVA/UVB rays.CHEMICAL FREE SUNSCREEN. Our zinc-based Mineral collection was created for your lounging and earth loving pleasure. Lightweight and silky, this Sun Bum collection is sure to leave your skin feeling clean, natural and protected!