Vichy Aqualia Thermal Night Spa, Anti-Fatigue Night Cream and Face Mask with Hyaluronic Acid infuses the skin with hydration overnight, when skin is most receptive to treatments. Skin is soft, soothed and supple by morning. Formulated with Hyaluronic Acid. Fresher, more radiant-looking skin.How to Use: Apply 1-3 times a week. Massage on face and neck with an upward smoothing motion. Leave for 10-15 minutes.