<ul> <li>Contains: 8 color cards, 8 color filters, 2 black plastic blanks, 6 acrylic optical shapes, 2 slit cards, mirror, plastic tray with measurement markings, and ray box with two banana plugs</li> <li>Color Card, Color Filter, and Black Plastic Blanks Dimensions: 2in X 2in</li> <li>Slit Card Dimensions: 2in X 3.38in</li> <li>6 Acrylic Optical Bodies of various shapes</li> <li>Slots in ray box for placement of cards, filters, etc.</li> </ul>