Dual serum set for day and night. Enhances skin defense and repair. This two-step system gives your skin more power to resist the environment's attack during the day. and recover itself overnight. With full atmospheric protection against blue light and pollution, you may see truly RADIANT skin in as few as 14 days1. System Includes: LUMIVIVE® Day Damage Defense Serum LUMIVIVE® Night Revitalize Repair Complex Store at room temperature 15° - 30°C (59° - 86°F).