This is a Mr Hobby B604 Mr Premium Topcoat Super Smooth Clear Flat UV Cut Spray

Water based matt coating agent for finishing surfaces with UV cut additive. It prevents color fading from light if this is used to coat surface of your work. The surface smoothing additive would cover up unevenness and prevent small scratches on the surface. High quality material is used so that the whitening phenomenon that occurs due to excess spraying is minimized to the utmost, and gloss can be eliminated while keeping the texture of color on the coated surface. It is very effective for military models as well as for skin color in figures. It is water based, so you can use it on surfaces painted with AQUEOUS HOBBY COLOR, ACRISION COLOR and Mr. COLOR.