ColorRight Classic Portrait- White Balance Filter- Includes Super Gray Card- Quick Release Lanyard- Universal Size Fits 82mm, 77mm, 72mm, 67mm, 62mm, 58mm, 52mm, Canon, Nikon, Sony, Pentax, Olympus, Minolta- Works with ANY Camera or Video Camera with Custom, Pre-Set or Manual White Balance Settings Get your camera's Color Right in 15 seconds or less For setting your white balance in camera Color Core Technology provides Unsurpassed Color Accuracy in this Device Class Increased Light Transmission yields better performance with Flash Units Made of High Grade Metal; practically unbreakable