Herman Miller Cosm Nightfall High Back Office Chair - Fast Delivery

The Cosm High Back chair by Herman Miller in the Nightfall finish offers a refined ergonomic design that adapts seamlessly to your body, movements, and posture, delivering optimal support and natural balance.

Please note, the gas lift in Cosm chairs provides a softer seating experience, similar to the suspension in vehicles, and the internal mechanism may produce some sound when in motion.

Key Features:

• Ergonomically supportive mesh high back
• Intuitive, easy-to-use design
• Nightfall frame and mesh color
• Height-adjustable arms
• Choice of castor options
• Adjustable seat height

Wellworking Says…

“The Nightfall high-back Cosm chair combines striking aesthetics with dynamic support, automatically adjusting when you recline. A versatile option for both executive and home offices. In stock for fast, free delivery.”

Herman Miller Cosm High Back Office Chair FAQs

What are the key features of the Herman Miller Cosm High-Back Office Chair?

The Cosm High-Back Chair is designed to provide instant comfort and ergonomic support with minimal adjustments. Key features include:

• Auto-Harmonic Tilt: Automatically adjusts to your body’s movements, providing balanced support and movement without manual adjustments.  

• Intercept Suspension: A breathable, temperature-neutral elastomeric suspension that conforms to your body, offering dynamic spinal support.  

• Flexible Frame: A thin yet strong frame that offers support while flexing, allowing for comfortable upper body movement.  

• Arm Options: Available with fixed arms, height-adjustable arms, leaf arms, or no arms, catering to various preferences.  

• Castor Options: Equipped with 65mm castors suitable for either carpet floors or multi surface floors.

What are the dimensions and weight capacity of the chair?

The Cosm High-Back Chair has the following specifications: 

• Height: 45–51.6 inches (114.3–131.1 cm) 

• Width: 26.7–29.3 inches (67.8–74.4 cm) 

• Depth: 26.7 inches (67.8 cm)

• Seat Height: 14.8–21.4 inches (37.6–54.4 cm) 

• Seat Depth: 15.9 inches (40.4 cm)

• Seat Width: 20.5 inches (52.1 cm) 

• Arm Height: 7.3–11.7 inches (18.5–29.7 cm)

• Weight Capacity: Up to 350 lbs (159 kg)  

What customisation options are available for the Cosm Chairs?

The chair offers various customisation options: 

• Back Height: Available in low-back, mid-back, and high-back versions. 

• Arm Styles: Choose from fixed arms, height-adjustable arms, leaf arms, or no arms. 

• Colour Options: Available in a range of coluors, including Canyon, Glacier, Nightfall, Carbon, Graphite, Mineral, and Studio White.  

• Frame and Base Finishes: Options include matching coluor finishes or metallic finishes like semi-polished alloy.  

Does the chair require assembly upon delivery?

No, the Cosm High-Back Chair comes fully assembled and ready for immediate use.  

How should I clean and maintain the chair?

For regular maintenance: 

• Frame and Base: Wipe with a soft, damp cloth.

• Suspension Material: Vacuum or use a soft brush to remove dust. For stains, use a mild soap solution and a soft cloth.

Avoid using abrasive cleaners or solvents. 

What warranty is provided with the chair?

The Cosm High-Back Chair is backed by Herman Miller’s 12-year, 3-shift warranty, covering defects in materials and workmanship under normal use.  

Where can I find more information or purchase the chair?

For additional info or to buy online please visit Wellworking.co.uk