Decleor GREEN MANDARIN EXFOLIATING OVERNIGHT BI-PHASE PEEL 30ML. DECLEOR Green Mandarin Glow Exfoliating Overnight Bi-Phase Peel With Glycolic Acid 30ml is an overnight peeling treatment, that resurfaces and soothes to give the skin a natural glow and to help to reduce the first signs of ageing. The skin will be smoothed and radiant. It will looks less tired and the skin texture will appear refined & renewed. For less tired and radiant, smooth skin use a 28 day course every night.