Filters: Blue Green for Green Camo (AK Interactive) (AK4162) (58)Enamel Product. Filters are designed to achieve a subtle tonal variation for vehicles especially in monotone camouflage colours. Shake and apply directly from the bottle with a flat brush. This filter allows us to subtly change the base tone of our green vehicles to achieve interesting colour variations and fades. At the same time, the filter adds depth and richness to our vehicle, preparing it for the next painting steps. Use the filters by wetting a