This is Tamiya Paint Retarder Lacquer 40ml.
This retarder is perfect for use when brush-painting lacquer paints.
It slows the drying process, helping eliminate surface imperfections from brush bristles, giving a smooth and lustrous finish.
Can be used up to a ratio of 1:10 (retarder:paint) when mixing.
Tamiya Paint Retarder Lacquer 40ml (1 pc)