Get ready for a productive workday with the support of the Professional R2 SpaceGrid Back Manager's Chair. Enjoy the comfort of the breathable, R2 SpaceGrid mesh back and moisture-wicking mesh fabric seat to help keep you cool. Multiple ergonomic adjustments, including adjustable lumbar support and four-way adjustable arms, let you customize this chair for your needs. Other functions include pneumatic seat-height adjustment, 360-degree swivel, 2-to-1 synchro tilt control with adjustable tilt tension. Memory foam seat contours to your body for a comfortably plush seating experience. Heavy-duty nylon base is equipped with oversized, dual-wheel carpet casters. With Greenguard certification, this chair produces low chemical emissions for healthier indoor air quality. Seat size is 20-3/4" wide x 19-1/2" deep x 4" thick. Back measures 22-1/2" wide x 28" high. Chair supports up to 250 lb.