Uni ball signo gel ink rollerballs x8 metallic could be the high quality rollerballs pen you desire this pack contains eight rollerball pens in a wide range of metallic colours from pink to gold the assorted colours in this pack make writing more fun they produce colours as soft as an angels smile with long lasting performance and a smooth writing style each pen in this pack also features opaque metallic ink which is suitable for both white and dark paper not suitable for children under 36 m