Use them on deck in any weather, rain or spray. Foldable and easy to hold and store, Waterproof Charts are so tear resistant, you can't ruin them. Developed in 1984, ISS was the first company to successfully reproduce government paper charts on waterproof, tearproof, synthetic paper. New editions are easier to read, handle, fold andstore. GPS and Loran waypoints are printed directly on the chart, making it easy to set up your electronics.
All editions now have information on free updates.
Carefully and accurately plotted on each chart are dozens, often hundreds of proven positions for reefs, wrecks and other fish holding features. Each position is numbered and indexed . Not only do these special editions have much larger print but they combine other features which make them much easier to read and use. Bright colors help you identify water depth and GPS Waypoints make it easy to set up your electronics.