Case of the Mondays Quote Dog Nap Pet Humor Wall Plaque Art by Ziwei Li. Proudly made in the USA, all of our wall plaques start off as high-quality lithograph prints that are then mounted on durable MDF wood. Each piece is hand finished and comes with a fresh layer of foil on the sides to give it a crisp clean look. It arrives ready to hang with no installation required and comes with sturdy clear corners to keep it from damaging in transit.