These Green Purple Hologram Personal Checks have the greatest security features that we offer on personal checks. <br>Features include: </br> <br>Hologram - Three-dimensional metallic image fused on the paper</br> <br>Heat Sensitive Ink - Red image will fade with heat. Rub, hold between thumb & finger or breathe on the image for reaction</br> <br>Fluorescent Fibers - Visible only under ultraviolet light, cannot be photocopied or scanned</br> <br>Chemical Protection Paper - When chemically altered, the area treated will appear as a stain or spot</br> <br>Micro-Printing - Small type on the front and back that appears blurred if copied or scanned</br>