This app is for getting detailed information about the blank label rolls produced by the brand FLEX-N-ROLL. Each roll of a clean label is marked with a QR code. The user, using this application, points the camera of the mobile device at the QR code of the roll, the application recognizes the QR code and displays to the user detailed information about the properties of the label and roll. This application will help the user not to make a mistake when choosing a roll for printing.