Alera Interval Series Swivel Task Stool, Supports Up To 275 Lb, 23.93" To 34.53" Seat Height, Black FabricAdjustable footring for optimal feet positioning.Five-star base with casters for easy mobility.Optional arms sold separately. 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)