Stack it. Ideal for use in meeting rooms, break rooms, cafeterias, offices or anywhere extra seating is required. Contoured design with a generous seat and back for added comfort. Lightweight, only 11 lbs. each. Extra-strong tubular steel frame with a black finish and plastic glides. Stacks up to 15 high on the floor for efficient storage. Packed 4 per carton. SafcoProducts optional ganging connector Model 4189 (sold separately) connects four chairs together, optional stack chair cart Model 4188 (sold separately).