It is well known that the leading cause of poor impressions is over-inking of the fingers The PrintMatic Impeccable Ceramic Fingerprint Pad is an ink pad system which is able to compensate for poor technique and uncooperative subjects by not only controlling the amount of ink on the pad surface, but by eliminating the effects of overpressure Through the use of a micro-pore ceramic, PrintMatic Impeccable Ceramic Fingerprint Pads draw ink to the surface by capillary action EZID ink is a stainfree, high-contrast, instant-drying, permanent ink