The perfect top-up pack for The Army Painter Wet Palette. The Hydro Pack contains 50 Hydro sheets and 2 Hydro foam. Note: The Hydro Pack is a refill set for the Wet Palette. Complete refill package – In this Hydro Pack you get a complete set of 50 Hydro Sheets Palette Paper and 2 Hydro Foam Wet Palette Sponges Keep your paints fresh and ready – Whether you tend to use paints straight out of the bottle, or you mix a lot, our wet palette for acrylic painting will keep your acrylic Warpaints wet and fresh Hydro sheet membranes for perfect moisture level – Our Hydro Sheets for the acrylic palette are designed specifically for allowing the ideal amount of water to seep into our acrylic Warpaints