Not in a chair, ambulatory but severe nerve damage both legs extremely painful to sit, looking ofr an affordable pad(s) for my chairs to eliminat pessure points etc. Needs to breathe, since my sci my lower half sweats.

Insurance won't cover it so can't afford to do a mapping/expensive cushion and want 2 or 3

approx size 18x17

I'm a lard ass at 230 lbs