E-Papers are display devices that mimic the appearance of ordinary ink on paper. E-paper displays are Electrophoretic and they are made of tiny capsules (0.04mm in diameter) that contain two kinds of particles: black and white. Using electricity you can choose whether the white or black particles will rise to the top of the capsule - and so change the color of the pixel --- Writable-Erasable Display. Boogie Board, the world #1 electronic writing tablet. Simple for you, endlessly useful, secure, environmentally friendly. Natural writing experience, writes just like pen on paper, nothing to plug in or charge, private & secure, no tools, durable & splashproof, Environmentally friendly