This Pokitbox DIY easel is simple to build and small enough to take with you wherever you go. It is a plein air pochade box which is great for painting outdoors as it is lightweight and easily fits into a small bag.
This painting box is hand-held and has room for a 5 by 7 inch panel (but you can adjust the build size to fit any small panel).
Make this pochade box at home with just a few basic tools and the minimum of materials. Visit the website to see this and other easel designs.
https://www.diyeasel.com/#/