Tile Beauty Styling Pen Bathroom Waterproof and Mildew Grout Marker Pen 4ml Feature: Waterproof Grout Marker Repair Pen is designed to instantly color and cover stained, dirty or old grout. Make all your bathroom, kitchen surfaces, tile floor, countertop or wall look new again. It restores grout to its original color, making your home look like the day it was built. You can also change the color of grout by covering up stubborn grout stains. It is eco-friendly as it was scientifically designed to be odorless and non-toxic, making it safe for your family members and pets. It has a faster easier application on straight grout lines to cover mold, mildew and tough stains, it also helps prevent further molding with its material. HOW IT WORKS: Fast drying Permanent on most surfaces Ideal for non-ventilated work spaces material kills mold and mildew Covers 175 Linear Feet of Average Grout Lines Line width: 2mm Color: Dark gray, light gray, Red-brown , khaki, gray, white, beige, black FEATURES AND BENEFITS: Odorless Eco-friendly Water-based Easy To Use Precision Applicator Fast Drying Waterproof Multi-functional The package contains: 1pc Waterproof Grout Marker Repair Pen