Mine is a much older version of the current mobile adjustable padded seat shop stool which works for me as I do not yet have the mobility problems of getting onto and out of it switching back to my regular desk chair which only has an adjustable height and back, no arms. I wish you well in your search. RichGoogle brought up several. U-Line was one with several selections https://www.uline.com/Grp_276/Stools?pricode=WX546&utm_source=Bing&utm_medium=cpc&utm_term=adjustable drafting stool&utm_campaign=Warehouse Supplies / Equipment&AdKeyword=adjustable drafting stool&AdMatchtype=e&&msclkid=f902f424fede13ed4f3b947dbb830cb5&gclid=f902f424fede13ed4f3b947dbb830cb5&gclsrc=3p.ds
Rich