Get more use out of your Brother™ ScanNCut machine. These pens are perfect for drawing seam allowances or creating other temporary markings on your fabric! The ink in the blue pen can be erased by water, while the ink in the purple pen is design to disappear within 2 to 14 days of application. DetailsBlue and purple ink pensPens are erasableFor use with ScanNCut Pen Holder (not included)For use with ScanNcut CM100DM, CM250, CM350 and CM550DX machines