Why You'll Love It Value: $58 Size: 50 ml, Full Size Product Type: Face Mask What It Does: Loved by celebs and beauty editors alike, this exfoliating mask uses a blend of glycolic, lactic, citric, and tartaric acids to help smooth skin texture and reduce the appearance of fine lines, pores, and dark spots. Hello, glow! How to Use It: Apply a generous layer to your cleansed skin, leave it on for 10 minutes, then remove with warm water or a damp washcloth. About the Brand: REN CLEAN SKINCARE selects nature's most powerful and kind bioactive ingredients, harnessing their benefits in their formulas to create effective and high-performance skincare for all skin types.