The Ship Log book includes a diary type format consisting of lined pages for recording ship data and activities. It also contains a guest register, vessel specifications and serial number list pages, as well as quick reference pages on topics including: rules of the road, weather references, radio procedures and more. Every boat captain needs a ship log book on board to record critical information. The Ship Log has an attractive, embossed cover made of heavy, flexible waterproof material. Its spiral binding allow pages to open flat for ease in recording information.