CORRECT YOUR CHARTS IN SECONDS WITH RED, GREEN & BLACK SYMBOLS FOR PENNIES A CHANGE. Charts will have to be updated continuously for safe navigation. Here is where the Chart Correction Kit will be of great help. This third edition of Chart Correction Kit will keep your charts up-to-date for years, and it will only cost your pennies a change. HERE IS WHAT IT WILL DO FOR YOU It eliminates the use of india ink and pens. It is not water soluable and thus can not smear or run when wet. It adheres to the chart surface very well due to the special adhesive properties of the transfer type developed by America's leading transfer type manufacturer. You add and delete symbols and letters in seconds You can enter your favorite Loran LOP's or waypoints in black type for better readability You can enter repeat compass headings and personal notes on your chart, or any other surface for that matter The Chart Correction Kit has been in use on Coast Guard and Navy vessels for years now, with great success.