Pigment Powder Features: Our concrete color pigment are pure natural iron oxide powder with an iron oxide content of 95% and above. and waterproof, non-toxic, sunscreen, easy to color, super hiding power. Each color in an individual reusable bottle Various Unique Colors for Your Choice : Customize your own colors - The unique colors of concrete dye offer them a vast range of choices for your building, More resistant to fading and wear. You can mix and match multiple colors to make your own colors Concrete Dye Mix Ratio : The mixing ratios of this concrete color pigment is 3~10%. If you are going to color 10 lb of concrete dye, we recommend adding about 0.3 ~ 1 lb of iron oxide powder. The exact ratio can be decided according to color requirements Easy to Use: Simply mix the desired amount of pigment powder into your project medium for uniform, Just a little goes a long way to bring out a rich color. Note: Make sure to mix iron oxide powder with project for uniform first, and then add water to stir Multi-purpose Iron Oxide Powder: Suitable for indoor and outdoor colored concrete surfaces, epoxy resin, cement, coloring grout, tinting plasters, dyeing paints. Such as concrete walls, concrete floors, concrete pavements, bath bombs and so much more