ACME Studio's P900 "M" Ballpoint Refill, comes in seven colors. Lava Black, Ocean Blue, Fern Green, Magenta Flower, Hibiscus Red, and Maui Blue. It is packaged in a sealed plastic sleeve.

This refill is compatible with:
• All Brand X pens • P2J01RB, P2J02RB, P2J03RB "Brush" • P2KR19BKRB, P2KR19ORRB, P2KR19RDRB, P2KR19BLRB "Kuzi" • P2SB01RB "Scale" • P4MT01 "Classico" • P4Z02W "Talisman" •

About ACME: The ACME Studios was founded by Adrian Olabuenaga and his wife Lesley Bailey in 1985. The company has collaborated with well know artists, musicians and architects producing lines of pens, and art.