Alera Wrigley Series High Performance High-Back Multifunction Task Chair, Supports 275 Lb, 18.7" To 22.24" Seat Height, BlackPadded adjustable arms are width and height adjustable.Impact- molded plastic back shell.Durable fabric upholstery is tested for longevity and resists fading. WARNING: This product can expose you to Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause Cancer and Birth Defect/Reproductive Harm. For more information go to www.P65Warnings.ca.gov. - Cancer:Di(2-ethylhexyl)phthalate (DEHP);;Birth Defect/Reproductive Harm:Di(2-ethylhexyl)phthalate (DEHP)