Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Executive Chair 18V Lithium Ion this configuration includes a heater A Modern Statement with this configuration includes a heater Timeless Finish: Venetian Bronze finish complements traditional interiors ) 275 Adjustable Height Yes Package Quantity 1 Arms Fixed Folding No Massaging No Heated No Lumbar Support Yes Ergonomic Yes Casters Yes BIFMA ANSI Certified No CA Residents: Prop 65 Warning(s) No Arm Type Fixed Swivel Yes Tilting Yes UNSPSC 56101500 Beautifully upholstered in black LeatherPlus LeatherPlus is leather that is polyurethane infused for added softness and durability Passive ergonomic seating with built in lumbar support Pneumatic gas lift seat height adjustment Large 27in nylon base for greater stability Upright locking positions Adjustable tilt tension control Hooded double wheel casters