Here is a yoga chair that doubles as an inversion bench to help you stretch your body, increase your flexibility, and master challenging yoga poses. The SISYAMA Yoga Headstand Chair can be used to perform teaser, side plank, pigeon, and other yoga poses. It can also help decompress your spine to alleviate your back pain.
This yoga chair has self-locking hooks for easy assembly. It can be used for headstands and handstands. You can find out more about it here.