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 set sufficient to meet your needs Unique - New unique Sensitive gel ink will disappear with friction, with no residue and no tearing of paper.not mess your hands and paper that help you keep work neat and organized. Wide Range of Uses - Not only use our gel for note taking and homework,also can be marked on most clothes with clear ink color.Suitable for drawing writing,sewing, tailoring, clothes marking, handicrafts,embroidery, ,etc. Safe & Constant Use - Erasable gel rollerball are made from safe and non- material.Plastic external shell,simple but effective,protecting the point from being damaged and for constant use. Tips- Erasable 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 from the sun and all the heat sources. Store in a cool place.Not recommended for use on examination paper, legal,official documents or commercial signatures. Material: plastic colour: As shown Package Contents: 12 x color erasable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.