Grout Color Renew Pen Ivory Large Grout Pen - Designed For Restoring Tile Grout In Bathrooms Kitchens Cream Colorant And Sealer It's better to prime the pen by pressing up and down until the ink flows to the tip. Restores tile grout and leaves them clean and protected; Change the color of your tile grout; Covers up to 60m of 2mm wide joint lines; Antibacterial agents... Change Colour of your Tile Grout Lines Dulux Renovation Grout Pen by Dulux at Mitre 10 Anti-bacterial agents help prevent mould from re-appearing Covers up to 60 meters of 2mm wide grout lines 4 Pcs White Grout Pens, White Tile Paint Marker, Easy to Use Tile Grout Pen, Bathroom Tiles Repair Pens, Whitener for Restoring Discoloured & Faded Joints, Designed for Restoring In Bathrooms & Kitche The Grout Pen I received has a dry white tip, is it broken or did I receive the wrong colour? Tips need to be primed before use, all brand-new Grout Pens have a dry white tip until they are activated. Do I need to press down hard while moving the pen along the grout lines? Pressing hard will damage the tip. The tip of my Grout Pen fell out or is worn down, is my pen broken? Tips are designed to be removable so when a tip becomes worn or damaged it can be taken out and flipped over.