Wherever you go diving you need to have proof of diving experience. Without it you can be left behind on more experienced dives when you are qualified to make them. Make sure you log all your dives and carry your log book when on a diving vacation. WOW SERIOUS! Yea it's important, make a statement with your log book. This eye catching log book is the way to go when you want others to know you are a diver. Log Binder has eye popping graphics to catch your buddy's attention, and it just looks good! This 3-Ring Zipper Log Book is made of durable Cordura with reinforced plastic inner sleeve. These 3 rings, zippered books measure 7.5" x 10" (19cm x 25.4cm) and hold PADI Red and Blue Log Books (see SKU's PDI70047 and PDI70048) and most other log books. Binder includes 66 page tabbed log book. The 66-Page Tabbed Insert Pack includes Site Maps, Dive Logs, Equipment Checklist and Dive Buddy Directory. Don't be caught on a Dive Trip without a Log Book.