It is not necessary to dilute Aqueous Hobby Color for brush painting as a basic rule, but if using an airbrush to spray Aqueous Hobby Color, dilute the paint with 100 to 150% Mr.Aqueous Hobby Color Thinner (T-110 0r T-111).
This product, Mr Hobby Aqueous Hobby Color RLM02 Gray (G) - H70, excels in model painting, offering a gray paint that is well-suited for various model vehicle projects.