This is a very large, page sized, heavy-duty plastic Braille slate with tape slots. The even numbered lines of the slate are labeled in Braille for your benefit. Accommodates full pages, smaller sheets or tape. It has 30 cells and 27 lines. Holes are spaced along the side, where it is hinged, for inserting the slate into a binder. Pins on top. A matching, equally durable knob mushroom stylus is included.