Double cross bar frame increases strength and durability. Frame cover disperses pressure to prevent imprints when stacking. Contoured mesh back provides ergonomic fit and support. Tailored soft fabric seat with layered foam provides all-day comfort. Wall-saver design keeps the back from scraping against paint or wall coverings. Stacks up to four high on the floor for quick rearrangement in multi-purpose rooms. Fixed arms provide added comfort. Warranted for users up to 250 lbs.