As skin cells renew at night, Neutrogena Hydro boost 3D sleeping mask continuously releases intensive moisture throughout the night. It contains purified hyaluronic acid, olive extract and ionic mineral complex that helps enhance skin translucence, firms up skin and reduces fine lines so that you wake up to amazingly hydrated, soft and supple skin in the morning. Dermatologist- & allergy-tested. Oil free. Non-comedogenic.