The universal glue in the pen works in two ways: at the beginning, when it is blue, it glues paper, cardboard, etc. very much. After a few minutes, it turns white and acts like a mounting adhesive (or, for example, yellow PostIt).
Handy soft eraser in pencil designed for erasing drawings made with pencils, crayons and charcoal. The eraser can be tempered just like a regular pencil so that its pointed tip will be able to accurately erase the smallest details as well as accent the reflections.