For those who have a lot of passwords and usernames to remember, this little password organizer book is a good solution. This 5" X 8" (12.7 X 20.32 cm) password keeper is indexed alphabetically, allowing quick and easy access to your information. There are 6 lined pages for each letter of the alphabet, providing plenty of space to record websites and associated usernames and passwords. The pages are lined with a height of 14 points, which is about 1/4" (.64 cm). "Passwords and Other Important Stuff" is 163 pages, and small enough to easily tuck into a purse or computer bag. There are many uses for this little book. in addition to using as a web password and internet address notebook, it's great to use as an address and phone number book too.