candy color simple color gel pen custom logo press ball pen fresh signature pen office stationery 糖果色简约彩色中性笔定制LOGO按动水笔小清新签字笔办公文具

black (black core) red (black core) green (black core) blue (black core) white (black core) purple (black core) rose red (black core) sky blue (black core) yellow (black core) orange (black core) unit price for a box of 5 (dark color) unit price for a box of 5 (light color)

large-capacity standard tip 0.5mm large-capacity zipper head 0.5mm