Request Transparent Clipboard A4 Vertical

Comes with side stoppers (side stoppers to keep paper neatly aligned)
With a scale with 5mm pitch (if you place a set square against the side stopper, you can draw parallel lines at regular intervals.)
With pen holder (holds ballpoint pens with a shaft diameter of 7.5mm to 11mm)
A convenient pen keeper (sold separately: A-538 ) can be attached to prevent pencils and ballpoint pens from being lost.