Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Executive Chair Pipe & Tubing raised dots catch the light 1000993234 raised dots catch the light beautifully while delivering confident traction underfoot 125 Power Source Battery Battery Charger Tool Only Battery Size 18 volt Number of Tools Included 1 Cuts Through Wood Maximum Amperage (amps) 0 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 ) 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