Tile Beauty Styling Pen, Bathroom Waterproof and Mildew Resistant Grout Pen. Features: It restores the grout to its original color, making your home look like the day it was built. You can also change the color of the grout by covering up stubborn grout stains. It is eco-friendly because it is scientifically designed to be odorless, non-toxic and safe for your family and pets. It features faster and easier application on straight grout lines to cover mold, mildew and stubborn stains, and its antimicrobial formula also helps prevent further molding. Specifications: Covers an average grout line of 175 linear feet Line width: 2mm color: White Package contains: 1 waterproof grout marker repair pen. We are an international seller and will ship your order from abroad,