The most straightforward and simplest solution for outdoor seating is without a doubt this blanket. But if you want to step it up in terms of classiness and comfort, you could consider building your own, more permanent furniture. While buying your chairs is easy enough, you can customize your own design by following this guide on DIY furniture for outdoor projector setup.
How to build DIY furniture for outdoor movie theaters
This low-cost alternative to buying chairs will be more time consuming. But if you have the knack for this sort of handiwork, hunker down and getting ready to do some building. And don’t forget, if you feel like just directly buying some furniture, that’s always an option as well.