Three color in one. It brings science to the art of digital color control. Digital Grey Card gives you perfect digital color every time!<br> <br> Features:<br> White， Black !#!amp!*! Neutral Grey Cards.<br> For Perfect Color Balance.<br> Use With Any Digital Camera.<br> Can Be Used in Pre-Production or Post-Production.<br> A Must-have for every Photographer.<br> <br> Specifications:<br> Color of the Cards: White， Black， Gray<br> Size: 25 * 20cm / 10 * 8in<br> Package Size: 25 * 20 * 1cm / 9.1 * 6.3 * 0.8in<br> Package Weight: 251g / 8.92oz<br> <br> Package List:<br> 3 * Cards<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>