Advantages compared to ordinary cardboard:gray card that can be folded, easy to carry, PU leather is not easily damaged, you can scrub dirty, long service life. The back of the whiteboard can photograph small items as a fill light reflection.
Gray side: Reflectance 17.8%; Density 0.74
Max. deviation of reflectance: 2%
Max. error in exposure measurements: 1/8 of F-stop
Card size: 30cm x 30cm (12" x 12")
Other face color is pure white, could used for a small reflector
Material:PU
![](https://www.dslrimg.com/ebayphoto/card/30cmgreycard/greycard6001j.jpg)
Package Included:
gray white balance focus card X1
black carrying bag X1