1 Quart-Another outstanding product from Pacific Products for Polyester or "black" plates that enhances the plates performance on the fly. Keeps plate conditioned and free of contaminates from paper dust, powder and other elements of the printing process. Replaces etch as a wetting agent for plate roll-up and longer life. Use on all Silver based such as Mitsubishi SDP, Megapro, Silvermaster, Heidelberg Cristala and others