Portable hard drives seem like they’re bound to go way of the dinosaur, thanks to the rise of services like Dropbox and Google Drive. But if you wanted to take a large file home with you back in 1985, you didn’t have quite so many options. Your best bet? Maybe this hard drive from Maynard.

“Leave the computer, take the drive!” the ad said in big, bold letters in the July 1985 issue of Byte magazine. And look at just how portable that thing is!