"MONO zero" is a high-precision eraser for pinpoint erasing. The unique and precise design combining the MONO eraser's high-performance and beautiful finish, to change the concept of detailed erasing. This light-touch synthetic rubber eraser only requires a light pressure to remove pencil marks clean without damaging the paper. The unique indirect chucking system extends the eraser by only 0.7 mm with each push. The pipe prevents the sleeve from obstructing your view and allows you to see the part you want to erase. It can be handled like a drafting pen. The cylinder type of 2.3mm in diameter and the rectangular type of 2.5 x 5mm are available to choose according to purposes and preferences. Push and hold the knock button on the main body and insert the eraser with the plastic stick from the tip of the sleeve to replace the eraser. 40% or more of the plastic mass of product (excluding refill) is recycled plastic. NON PVC, Phthalate Free