Schmidt P8126 Black, Blue, Green, Red Capless Rollerball Refill, Fine Tip 0.6mm - Pack of 20

Schmidt P8126 Black, Blue, Green, Red Capless Rollerball Refill, Fine Tip 0.6mm - Pack of 20You may also like Schmidt 5888 Safety Ceramic Rollerball Metal Refill - Blue, Black, Green Red Ink (Fine Tip 0.6mm) - Pack of 40.