The Buff Proof Ink 200ml refill bottle for all the Grog BPI squeezer markers. The Buff Proof Ink is the unbeatable ink for dripping tags and high flow handstyles. Highly permanent, translucent, it penetrates deep in the surfaces, especially if porous. Perfect for indoor use on light surfaces. If you try to paint it on, it bleeds through like hell.
Available in six deep dark colors, glossy finish.
200ml, alcohol based ink with glossy finish.