Buy the Stupell Industries Spooky Specimen Jar Wall Plaque Art at Michaels.com. This plaque depicts a spooky specimen jar. Our wall plaque starts off as a high-quality lithograph print that are then mounted on durable 0.5" thick MDF wood. It is hand-finished and comes with a fresh layer of foil on the sides to give it a crisp clean look. It comes ready to hang.