Secret Information Retractable Invisible Pen Educational Notes Paper Pen Student Use

Label:Yes Package quantity:1 x pen Ink color:Black Paper Size:18 x 6.8 cm(7.09 x 2.68 in) Material: plastic+paper New and high quality

Note: Please allow slight differences due to manual measurement. The above dimensions are for reference only. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.