In just 4 weeks, visibly plumper lips and smoothed wrinkles around the mouth.| With age, the natural color of the lips can fade, the lips lose fullness and become thinner. StriVectin Anti-Wrinkle Double Fix For Lips is a lip plumping treatment that offers a 2-in-1 care, giving lips a visibly plumper look and helping to fill and smooth vertical wrinkles around the mouth. Breathe new life into your lips and amaze everyone with soft, smooth, and radiantly healthy lips.