The Falcon Eyes white balance cards are gray cards that are used as reference cards to give your photos a true-to-life color. The set comes with 2 cards in different sizes and can therefore be used for any location. Perfectly usable for RAW, JPG and TIFF photos.\n\nThe Falcon Eyes white balance cards are made of durable material and are easy to use so you do not have to be a professional to work with these Falcon Eyes cards.\n\nUsing a gray card with digital photography? For a modern digital SLR or compact camera it is difficult to get a picture with true-to-life colors, no matter how advanced the camera is. A photo can only get true-to-life colors if your camera knows the exact value, you get these values with the Falcon Eyes gray card.