Color: Black. 18 inch adjustable foot ring.. 9-1/4 inch x 14 inch contoured backrest with durable black plastic shroud.. Pneumatic Height Adjustment: 20 inch - 27-1/2 inch. Comfortable 16 inch wide, 4 inch thick round polyfoam seat cushion.. Stylish 23 inch brushed aluminum/black accented base with five legs.. Chrome-hooded, dual-wheel casters.. Optional seamless, vacuum-formed upholstery available.. Not made with natural rubber latex.. Packaged: Each. . WARNING: This product can expose you to chemicals including di-n-butyl phthalate (DBP) and di-isodecyl phthalate (DIDP), which are known to the State of California to cause birth defects or other reproductive harm, and di(2-ethylhexyl) phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.