Dropbox for Gmail for Chrome
Also Dropbox for Gmail is included in the following topics:
More About Dropbox for Gmail
By adding a Dropbox button to Gmail Compose, it becomes really easy to send Dropbox shared links in email - allowing you to seamlessly share large files and save space inside your growing inbox.
Quickly access any important files with the Recent Files tab or use our supercharged Search tool to find the file you need to send.
And, see rich previews of Dropbox links shared in emails. Like attachments, you can use these links to download the file directly from Gmail or add it to your Dropbox.