Quick Balance Collapsible Grey/ White Reflectance Panel- A must have photography rig for setting manual white balance and exposure, removing photo color cast and achieve accurate color representation for the photo.Gray Balance- With printed target in the middle, works for 18% exposure correction (max error deviation 1/8 of F-stop), Density 0.74.White Balance- Neutral white side on the reverse for white balance setting.Easy to Use- This 18% grey/white card simplifies the complex technical issues,can be used for in-camera white balance or post-processing white balance. Works with any digital camera. Perfect for DSLR, Video, Film ,Studio and Photography.Collapsible Pop Up Design- 12 x 12 Inches (30x30cm). Tightly fold down to a compact size, perfectly fits in your bag. Package includes 1x gray/white Balance card; 1 x carry bag.