In the original, and best Total Recall, there’s a scene where Rekall’s receptionist uses a digital pen to change the color of ...

Choose from over 400 nail polish colors at the touch of a button with iPolish, a set of acrylic nails that change color digitally.

Polish introduces color-changing press-on acrylic nails at CES 2026, which alter color when an electric charge is applied.

At CES, a US company is showcasing artificial fingernails whose color can be changed repeatedly afterwards. They are to be delivered starting in June.