Ready to use. Simply fold down the contoured seat. Chairs nest for storage and transport on four 2-1/2" swivel casters, eliminating the need for a chair cart. Contoured, ventilated back. Chrome legs. Manufacturer’s limited lifetime warranty. Seat: 17-3/4w x 17-3/4d. Back: 19-1/4w x 8-1/2d. Overall 24w x 18d x 30-1/4h. Shpg. wt. 34 lbs. TWO CHAIRS PER CARTON.