When most people write on a blank paper without lines, their writing moves up and down and they end up writing in a crooked manner. A ball-point pen lid has been designed with laser guide lines emerging from it in order to solve this problem. Laser Cap product where a laser device that releases laser guide lines in the lid of the pen, is joined, and this allows for users to write neatly even on blank paper without lines. This can provide the effect of providing a neatness which is like writing on lined-paper and paper does not have to be put to waste. Laser Cap can be used by attaching the lid on the upper section when writing on blank paper.