The WDKK Waterproof Color Chart from DGK Color Tools is a completely waterproof chart that can be flipped over to reveal a warming card. The chart features 18 reference colors with permanent UV-treated ink designed to hold up in all-weather and underwater use.
This card is useful in white balancing, color profiling, and the setup of any display or image capture systems. The kit includes the 5 x 7" card, and a carrying strap.