This refill is designed for the Frixion multi pen family. Your choice of Black, Blue, Red or Combo of all three colors! Tip size is .5.

Fits in:

• Erasable Frixion Ball 3 Slim Body
• Erasable Frixion Ball 4
• Erasable Frixion Ball 4 .38mm
• Erasable Frixion Ball 3 Wood
• Erasable Frixion Ball 4 Wood
• Erasable Frixion Ball 2 Biz
• Erasable Frixion Ball 2 Clear Body (Custom Multi)
• Erasable Frixion Ball 3 Clear Body (Custom Multi)
• Erasable Frixion Ball 4 Clear Body (Custom Multi)