Features:1. DIY Tile Grout Repair: Instantly restore the color of the grout lines to the color of your choice, giving the room a new look, saving you time and money .2. Wide range of applications: The grout repair pen line dries quickly (1-2 minutes), works on epoxy grout, mortar joints and any other grout area that has started to discolor. Can be used in multiple locations such as kitchen, bathroom, shower, etc.3. PREMIUM MATERIAL: The grout pen is made of water-based ink, which ensures safe use in any area of the house. 4. DESIGNED FOR PRECISION: The lightweight, easy-to-grip pen contains 7ml of ink, the standard nib produces 0.2mm wide lines, but finer precision nibs can also be used to handle thinner areas. 5. Easy to use: Just shake the pen and press down on the tip repeatedly until the ink flows into the tip, then it starts to recover. Note: 1. Due to different monitors and lighting effects, the actual color may be slightly different from the image. Due to manual measurement, please allow 1-3cm deviation. Specification: Material: PP plastic + water-based ink.Size: 140mm Line width: 2.0mm Features: Waterproof and lightfast, quick-drying and not fading Keeps the ink bright in color and strong in coverage. Scope of application: Suitable for filling and repairing tiles, marble, floors, scratches and stains accidentally left. Includes: 1 x Grout Pen PP Plastic