The skin, which is textured, matches the design of a real-life circuit board. In regular lighting, it has a black and off-white look, while changing to a glow-in-the-dark green when the lights go out.

The Circuit Board skins are available for 741 different products, according to Dbrand. You can get them for devices as small as an Apple AirTag, which for $58.95 gets you front and back skins for ...