Made of 11mm solid steel rod framing with an injection molded textured polypropylene contoured seat and back for added support and long lasting durability. Hand hold on seat back allows for easy lifting. Waterfall edge seat helps improve leg circulation. Stacking bumpers under seat help prevent wear from continuous use. Leg bumpers help protect chairs from scratching when stacked. Stable sled base includes white protective floor glides with permanent ganging brackets to create seating rows. Color is Black. Size is 20-11/16" W x 21-1/4" D x 31-1/2" H. Quantity is 1. Capacity is 400 lbs. 10 Year Limited Warranty. Additional seat quantities are also available.