If you want to prepare your own panel start with unprimed Hardbord and seal it and apply your own oil or acrylic primers. Hardbord is the finest pressed wood panel available anywhere. Made in the U.S. from quality hardwoods this panel resists warping and moisture penetration. Hardbord accepts all types of commercial and handmade gesso grounds. Complete priming instructions inside product labeling. Your choice: Available 1/8 inch flat 1/4 inch flat cradled with 3/4 inch strips or with the new 2 inch DEEP cradle. Hardbord is also an excellent surface onto which paper can be mounted.