Bioderma Photoderm SPF100 Light Fluid is a high-protection sunscreen that offers maximum UVA/UVB defense with SPF 100. This lightweight fluid formula provides advanced sun protection while being gentle on the skin, making it suitable for daily use on face and body. As this is a sunscreen product, it should be applied generously to clean, dry skin 15-30 minutes before sun exposure. For optimal protection, reapplication is recommended every 2 hours and after swimming, sweating, or towel drying. The light fluid texture allows for easy application without leaving a heavy or greasy residue on the skin.