You can send a zip file in Gmail if you want to send a large file to someone without using Google Drive.
When you "zip" a file, you'll compress its data and reduce how much space it takes up on your computer or phone.
If you don’t already have a ZIP file created, you can simply select all your files, right-click on them, and select Compress to > Zip file. However, if you want to add more files to an existing zip ...