Serta Amplify Ergonomic Faux Leather Mesh Swivel Executive Chair, Gray Nitrile Glove while the arch base design Gray Silver Black while the arch base design delivers added stability These versatile tables are at home in stylish café or coffee shop settings as well as lunch rooms The pneumatic seat height adjuster works with a simple weight shift Adjustable Back Height: No Adjustable Height: Adjustable Adjustable Height Maximum (Inches): 46 Adjustable Seat Depth: No Adjustable Tilt Angle: Yes Arm Type: Fixed Assembly Information: Partial Assembly Required Brand Name: Serta Chair Base Type: Casters Chair Lumbar Support: Fixed Chair Synchro Tilt: No Chair Type: Executive Color Family: Gray Silver Commercial Grade Furniture: Commercial Grade Depth in Inches: 28 Ergonomic: Ergonomic Features: Pneumatic seat height adjustment