Erasable Rollerball Pens - Erase and rewrite repeatedly without damaging documents,eraser is at the top of the pen.Writes smooth,erases clean.12 color erasable pens set sufficient to meet your needs Unique - unique Thermo Sensitive ink will disappear with friction, with no residue and no tearing of paper.not mess your hands and paper help you keep work neat and organized. Wide Range of Uses - Not only our pens for note taking and homework,also can be marked on clothes with clear ink color.Suitable for drawing writing,sewing, tailoring, clothes marking, handicrafts,embroidery, ,etc. Safe & Constant - Erasable rollerball pens are made from safe and non-toxic material.Plastic external shell,simple but effective,protecting the from being and durable for constant . Tips- Erasable pens are temperature control pen. When the temperature reaches 60℃, the writing will disappear, when the temperature reaches -15℃, the writing will be displayed again.Please stay from the and all the heat sources. Store in a cool place.Not recommended for on examination paper, legal, documents or commercial signatures. Material: plastic colour: As shown Package Contents: 12 x color erasable pens Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.