La Roche-Posay Anthelios UV Mune 400 Shaka Ultra is a high-protection facial sunscreen with SPF50+ that provides ultimate protection against UVB and ultra-long UVA rays. This invisible fluid formula is specifically designed for sensitive skin and offers water, sweat, and sand resistance. This product belongs to La Roche-Posay's dermatological skincare line and features their innovative UV Mune 400 technology with Mexoryl 400 filter for enhanced protection against the most damaging UV rays. The lightweight, non-greasy formula is suitable for daily use and should be applied generously before sun exposure, with frequent reapplication especially after swimming or sweating.