PIN-Covers
Pieces of Information like PIN for credit cards, access codes for winning games or PIN codes for mobile phones which for the first time shall be seen by the end customer only, in order to prevent abuse. With the PIN covers of Robos you can send your information securely, as the labels are opaque at 100% and the customer will see by all means, whenever someone had tried to rub off the scratch coat.
Security blankings assure that the labels cannot be pulled off in one single piece.