The WDKK Waterproof Colour Chart from DGK Colour Tools is a completely waterproof chart that can be flipped over to reveal a warming card. The chart features 18 reference colours with permanent UV-treated ink designed to hold up in all-weather and underwater use.

This card is useful in white balancing, colour profiling, and the setup of any display or image capture systems. The kit includes the 5 x 7" card, and a carrying strap.