* They are great for all types of boaters from weekend day sailors to offshore cruisers and professional mariners.
* Printed in full color on weatherproof high strength plastic, 8.5" x 11" three-hole cards are impervious to conditions at sea which quickly destroy laminated paper references.
* The widely used Quick Reference Navigation Rules, now in its 6th edition is a proven navigation tool which has been in use by the U.S. Coast Guard, USCG Auxiliary, U.S. Power Squadrons, and thousands of recreational boaters and professional mariners for nearly two decades.
* Inland and international rules (COLREGS - Regulations for the Prevention of Collision at Sea) including right-of way, lights, and sound signals, and the U.S. Buoyage system are all included in a concise, accurate and graphically pleasing format which is easy to understand and use, quickly when you need them most, on deck in the wheelhouse or cockpit.
