This is the AK Interactive Ultra Matte Finish Top Quality Acrylic Varnish 60ml [AK183]

The original one.
A high quality ultra matte varnish which can be applied with a brush or an airbrush to achieve a dead flat finish on any surface.
Acrylic Ultra Matte Varnish formulated for maximum airbrush performance. Water soluble, odorless, and non-toxic. Shake before each use. We recommend AK-712 Acrylic Thinner for thinning. Dries completely in 12 hours.

60 ml.