I literally just ordered something similar and got in in the mail yesterday and set it up. https://www.amazon.com/gp/product/B07MJ7LBSL/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1

You have to sit cross legged or kneel and you would be neck deep. I haven't used it yet but it seems it will work great.