Ursa Major Lunar Bloom Retinal Serum visibly smooths skin and reduces fine lines. This potent yet gentle nighttime serum, featuring retinal, forest actives, and night-blooming flowers, works to renew skin. It helps even skin texture and diminish the appearance of wrinkles for a more youthful, luminous complexion. The product comes in a 30 mL (1 FL OZ) pump bottle.