What it is: A hydrating gel that instantly provides a thirst-quenching burst of hydration to skin for up to 24 hours. Who it's for: All skin types.What it does: This gel is formulated with the brand's IonPlex, which helps activate microcurrent from your device for optimal results (device sold separately). It leaves skin feeling soft and looking vibrant for an all-day glow. How to use: Begin with clean, dry skin. Smooth a mask-like layer of Aqua Gel onto your face and neck, working in sections. Use your favorite NuFACE microcurrent device for skin tightening, firming and contouring. Follow with your favorite serum, moisturizer and SPF. You can also use it alone for supple, soft skin.