Amazing bright white tile gap filling agent that is Waterproof and Moldproof! Use it for bathtub tiles, washbasin, bathroom toilet tiles, balcony sink, porch tiles, corridor tiles and other cracks landscape. Features: A ready use grouting fill in product, most easy grout product ever on the market! White color grout to fix and cover all those old and dirty grouting. Suitable for all kind of floor tiles. Provides waterproof feature for floor tiles. Provides anti-fungus feature to prevent fungus grow on flooring. How to Use : 1. Clean the tile thoroughly and remove the moisture thoroughly and shake it for 20 seconds to prepare for usage 2. Place the inlet of the bottle between the tile gaps and gently press the container to draw along the line between the tiles. 3. Lightly scrape with a sponge to evenly coat the leaves evenly. 4. Dry until tile reform coating is completely firm. (Expecting 2~3 hours depending on environment) You should refrain from cleaning up water for 2 to 3 days, and never use hot water.