Tim Holtz alcohol ink hard core art panel is a versatile substrate for fine art and mixed media techniques using Tim Holtz alcohol inks, Pearls, Mixatives, and blending solution. Hard Core Art Panels are double sided vinyl with an engineered wood rigid core MDF board offering an ideal surface that remains rigid and flat. Vinyl is mounted with a PH non yellowing permanent adhesive which creates a ready to use bright white, lightly textured surface. 4x4inch, 6x6inch, 8x8inch, 1 Each.