Features:- An essential part in digital photography process for photographers or hobbyists.- The grey side works for the exposure correction and white side for white balance setting.- Gray cards can be used for in-camera white balance or post-processing white balance.- By placing a gray card in the scene to be photographed, oriented at a defined angle relative to the direction of the incident light, and taking a reading from it with a reflected light meter, the photographer can be assured of consistent exposures across their photographs.- Provide a standard reference object for exposure determination in photography.- Wearable and washable, foldable and anti-deformation, Very durable.Specification:Condition: 100% Brand NewMaterial: PUColor: Black + Grey + WhiteSize: Approx. 30 * 30cm / 11.8 * 11.8inWeight: Approx. 78gPacking List:1 x 18% Grey White Balance Focus Card1 x Carrying Bag [Application]: By placing a gray card in the scene to be photographed, oriented at a defined angle relative to the direction of the incident light, and taking a reading from it with a reflected light meter, the photographer can be assured of consistent exposures across [Usage Scenario]: This handy double sided pop up 18% grey/white card simplifies the complex technical issues surrounding exposure and color correction when working in different lighting conditions. It provides a major benefit when working under pressure at events such as weddings or fashion shows [Two Sided Gray Panel]: The grey side works for the exposure correction and white side for white balance setting; Gray cards can be used for in-camera white balance or post-processing white balance [Portable & Convenient]: Collapses to just 1/3 of its full size, allowing it to fit in the carry bags and carry around easily; An essential part in digital photography process for photographers or hobbyists [Accurate Color Balance & Exposure]: The white balance 18% reference reflector grey card ensures that your photos and videos are accurately exposed and color balanced, and provides a standard reference object for exposure determination in photography [Application]: By placing a gray card in the scene to be photographed, oriented at a defined angle relative to the direction of the incident light, and taking a reading from it with a reflected light meter, the photographer can be assured of consistent exposures across [Usage Scenario]: This handy double sided pop up 18% grey/white card simplifies the complex technical issues surrounding exposure and color correction when working in different lighting conditions. It provides a major benefit when working under pressure at events such as weddings or fashion shows [Two Sided Gray Panel]: The grey side works for the exposure correction and white side for white balance setting; Gray cards can be used for in-camera white balance or post-processing white balance [Portable & Convenient]: Collapses to just 1/3 of its full size, allowing it to fit in the carry bags and carry around easily; An essential part in digital photography process for photographers or hobbyists [Accurate Color Balance & Exposure]: The white balance 18% reference reflector grey card ensures that your photos and videos are accurately exposed and color balanced, and provides a standard reference object for exposure determination in photography