Guerniss SPF Sunblock is a kind of lotion that absorbs or reflects some of the Sun’s ultraviolet radiant and thus helps protect against sunburn and most importantly prevents skin cancer. The silky smooth formula helps fight the signs of photoaging and it is perfect for year-round daily use. Power packed with antioxidants like Vitamin E and B5. This lightweight, hydrating serum leaves skin smooth, radiant and ready to take on the day.