This 3 piece refill pack fits the Frixion Ball Slims. Your choice of blue, black, or red. For a rainbow of color options, see our Frixion Ball Slims .38 LFBTRF12UF single refills.

These refills also fit in the following pens:

• Erasable Frixion Ball Slim Clear Body
• Erasable Frixion Ball Slim Biz
• 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)