Preventive and adjuvant treatment for actinic keratoses and other forms of non-melanoma skin changes. High protection against UV radiation. SPF 100+.Användning:Apply liberally to dry skin, 30 minutes before sun exposure. Reapply every two hours and if you sweat, after bathing and towel drying. If a smaller amount is applied, the protection factor will be lower.50 ml ISDIN Eryfotona AK-NMSC Fluid SPF 100+ 50 ml