It often happens that you need to camouflage the canopy of an airplane model, but there are no ready-made masks/it takes a long time to wait/it is expensive. The simplest, but also the most labor-intensive, is banal thin strips of masking tape, and it is essentially the only one for smooth canopies. But for canopies on which the bindings are marked, this process can be slightly improved. As a result of thoughts, the following technology was born.
Simle art pigment