Yes. Has good ingredients to attract water to the skin. But: it can't help seal in the moisture and reduce water loss over time, so you might want to use an additional product with good emollient ingredients (like oils, butters, or silicones)
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What does the product description say?
"Achieve a younger looking, smoother and more firm complexion with the Erno Laszlo Hydra-Therapy Skin Vitality Mask."