This Dive Log notebook is a great way to keep track of all your dives. Each interior page includes prompts and space to record: Dive NumberDate, Location, OceanTime In & OutBAR/ PSI Start & EndSI, PG, Computer DiveBottom Time & DepthRNT, ABT, TBTVisibilityAir, Surface, & Bottom TempDive Shop StampGear UsedBottom Time To DateVerification SignatureDive NotesAlso a place for notes of any other important information or details about your experience. If you're a diver who loves going underwater, this logbook will track everything about your dives. Makes a perfect gift for any special divers in your life. Can record 110 dives. Simple and easy to use. Grab one today! Size is 6x9 inches, soft matte finish cover, 112 pages, white paper, black ink, paperback.