Haile Technology Unlimited Writing Mechanical Pencil No Ink HB infinity Pencil Sketch Painting Tools Kid Stationery Supplies

Material: PP pen holder and high-tech permanent writing nib.
New high-tech innovation eternal writing pen, HB nib, durable, 0.5mm nib.
No ink, no dirty hands, the refill will not break.
Write fluently. In theory, it can write 500,000 words continuously, which is equivalent to the writing volume of 100 pencils.
The refill can be replaced, convenient and practical, beautiful and generous.