20 Pcs Magic Pens & Refills for Reusable Magic Practice Copybook, Drawing Pen of Invisible Ink, with Writing Training Aid Pencil Grip

Description 20 Pcs Magic Pens & Refills for Reusable Magic Practice Copybook, Drawing Pen of Invisible Ink, Writing Training Aid Pencil Grip, Reusable Calligraphy Tracing Copy Book Material for Kindergarten Kids Features There are 2 pcs pen covers, 20 pcs refills, 4 pcs pen holders, A useful combination for children to practice, enough quantity for long time using.

Magical Reusable Function: The magic ink refill pen will fade after 8 minutes and disappear completely after about 15 minutes when tracing the text and image path and can be reused over again.

This is great for repeated practice.

The pigment of the ink refill is extracted from plants, so it is safe for children.

20 pcs ink refills for Monking magic copybook,so many quantity can used long time.