Acrylic paints are the most common of all paint types. Acrylic paints are easy to handle as it is water-based, meaning that it can be thinned with water and clean up with water. However, it’s recommended that you use an appropriate acrylic thinner for the best result. Acrylic paints tend to be the thinnest of the three, which is great for keeping details but poor for durability. These paints are very susceptible to scratches, hence the importance of top coating your Gunpla once you are done. Acrylic paint dries in about 20 minutes and cures in 24 hours. For airbrushing, you can try alcohol-based thinner that is lighter and dries faster than water.