Chemical Sunscreen reacts in skin and produce substances which repel UVA and UVB rays, while Youngberry Physical Sunscreen forms a topical layer and no chemical will touch sensitive layers of skin. It is non sticky & Paraben and Sulphate free. It is safe and natural and an effective sunscreen for kids playing outdoors. SPF 30+ suitable for normal to oily skin/ combination skin and blemish prone skin. Non-greasy, non-streaky and non-chalky with quick-dry, even finish. and keeps skin hydrated, nourished and helps to repair skin damage.