This is a really well-made service. You can attach up to 10GB files directly from Gmail. You can attach unlimited number of 10GB links. It's crazy awesome.
Rakuten Drive is a Chrome extension that enables users to share large files up to 50GB and store up to 1TB of data in the cloud
It allows for easy file sharing via share-links, attachment to emails and messengers, and secure file transfer with password protection and expiration dates
The plugin integrates with email accounts for seamless file sending directly from company emails