The SkinCeuticals Glass Skin Power Duo helps visibly refine the look of uneven texture and enhance luminosity, leaving skin looking smooth, hydrated and naturally radiant. Set Contents: SkinCeuticals P-TIOX Serum 30ml A peptide-rich formula that helps soften the look of fine lines while supporting a smoother, more luminous finish. SkinCeuticals Cell Cycle Catalyst 30ml An exfoliating treatment powered by a multi-acid complex to help gently exfoliate, while improving the appearance of uneven skin tone and texture.