I often change position when I work with my computer.
My favorite chair is the Wilkhahn swivel chair FS-Line model 211/8. It adapts to your position, spreading your weight over the surface. Then your butts don’t hurt.
Wilkhahn FS-Line model 21 (342.9 K, 4 pages).
Wilkhahn FS-Line environmental product information (143.1 K, 5 pages).
© 2012-2018 Cliff Huylebroeck