Frixion Ball Slim 4 Colors Green x Black x Red x Blue x Original Index Card x is included only LFBTRF30UF LFBTRF12UF gel extra fine tip Multi-Color

This is a set of 0.38mm erasable Frixion refills that can be with the Frixion series of multi-color ballpoint pens and Frixion Ball Slim pens. Total length: 87.5mm Maximum diameter 3.6mm *Please do not use this product on documents, addresses, or anything that should not be erased. *The green one comes in a pack of one. It comes in black, red, and blue, with 3 of each color included. This is a set of 0.38mm erasable Frixion refills that can be with Frixion series multi-color ballpoint pens and Frixion Ball Slim pens.