La Roche-Posay Anthelios Invisible Fluid SPF50+ is a lightweight, ultra-protective sunscreen that provides very high broad-spectrum protection against UVA and UVB rays. This water-resistant formula is specifically designed for sensitive skin, offering an invisible finish without any greasy or sticky residue. This dermatologically-tested sunscreen features the innovative Shake Protect Tech for optimal protection. The ultra-light texture makes it perfect for daily use and it can be worn under makeup. For best results, shake well before use and apply generously 20 minutes before sun exposure. Reapply every 2 hours or after swimming, sweating, or toweling off to maintain protection levels.