Studio C - Shade - Cobalt Crackle Glass This product is an Access Lighting compatible shade ONLY Crackle glass with impact - the Studio C Collection is available in 3 fabulous hues, each throwing the light in a dramatic effect that is unique to these shades. At Access Lighting, we believe that our strength lies in our ability to create a symphony of luminary possibilities. Cutting-edge technology meets design at a price point that makes high-fashion lighting accessible to a multitude of people.