I know your looking for light in weight chairs but the most confortable are these they are 22.7lbs. I tryed them in the store. I'm 6'0 190lbs. My other half is 5'4 130lbs. We really like them. https://www.gandermountain.com/modper...o&merchID=4005
They offer the following, there were on sale for $59ea but I see there are back up to $99 now.
Designed with a bungee suspension system, the zero gravity loungers let you relax in luxury.
•Bungee suspension system
•Positions from sitting to fully reclined
•Heavy-duty, powder-coated steel frame
•Extra-wide, thick foam padded seat and back