This is really a great setup for the couch!

https://preview.redd.it/k81220j8zwlh1.png?width=629&format=png&auto=webp&s=799f7cddadc7281540d93238f216f7d0c273f78a

Easy to put on and take off the couch, affordable, comfortable for your elbows.

I'd never thought of this before, it's a great idea.