- Erase with Ease. Pastels or brights? Unicorn or Pinwheel Techniques? Which hot new hair coloring trend will your clients jump on next? Thanks to Joico's Color Intensity Eraser color-obsessed clients can now change their custom color quickly and easily while leaving locks gleaming in healthy condition! In 30 minutes or less, our brilliant K-PAK® Keratin-enriched formula lifts direct dyes, leaving hair ready for it's next color transformation.