Fits in any ballpoint or rollerball which takes a parker style refill. Comes in a 0.7 medium sized point. Available in Black or Blue. 

        The ink flow starts directly and without any delay, even after a longer pause of writing. Easily, as never seen before, you get a writing that is regular, strong, precise and clean. SCHMIDT easyFLOW 9000 combines the advantages of the well-known ball point refill with those of a roller ball refill creating a completely new market segment in the field of writing instruments. Due to the excellent cap-off time, cap sealings are not required.