Big and Tall Ergonomic Office Chair with Lumbar Support Steel Base 400 Lb Capacity

Built for strength and engineered for long-haul comfort, this Big & Tall ergonomic office chair combines reinforced construction with plush cushioning and adjustable ergonomics to support larger users through extended workdays. Thoughtful details—like adjustable lumbar support, oversized casters, and an industrial steel base—ensure reliable stability, smooth mobility, and personalized seating for improved posture and comfort.

• Capacity & durability: Reinforced frame and extra heavy‑duty industrial steel base rated to support up to 400 lbs for long‑lasting performance.
• Dimensions (prominent): Product: 29.25"W x 27"D x 45"H; Seating: 21.75"W x 21.75"D x 4.75"T; Back: 21"W x 23"H.
• Upholstery & padding: Dillon Black seat and back with thick foam padding for plush comfort and professional appearance.
• Adjustable lumbar support: Built‑in, user‑adjustable lumbar to help maintain healthy spinal alignment during long periods of sitting.
• Seat height & tilt: One‑touch pneumatic seat height adjustment and mid‑pivot knee tilt with adjustable tilt tension for smooth recline and individualized support.
• Armrests: Two‑way adjustable arms (height and width) with soft PU pads to reduce forearm pressure and accommodate different desk heights.
• Mobility: Oversized dual‑wheel carpet casters provide smooth rolling on carpeted surfaces while maintaining stability.
• Environmental certification: GREENGUARD certified, meeting rigorous indoor air quality and low‑emission standards.
• Patented design: Strength, style, and ergonomic features protected under PATENT # USD540080 S.

Features

• Dillon Black seat and back with adjustable lumbar support
• One-touch pneumatic seat height adjustment
• Mid-pivot knee tilt with adjustable tilt tension
• Two -way adjustable arms with PU pads
• Extra heavy duty industrial steel finish base with oversized dual wheel carpet casters
• Has achieved GREENGUARD certification
• PATENT # USD540080 S

Additional Features

• For Use Type: Commercial
• Typical Model?: No
• Order Processing Lead Time: 1-3 Days
• UPSable or Freight only?: Small Parcel
• Country of Origin (3 Letter ISO): TWN
• Product Assembly Required?: Yes
• ISTA 3A Carton Tested?: Not Tested
• Fabric Material & Percentage: PU leather
• Upholstery Cleaning Codes: W
• Fabricated In house? Yes or No: No
• Material Breakdown: Nylon, Steel, PP, Polyurethane Foam, Curved Plywood, Polyester, Aluminum, PU leather, steel
• Frame Material: Steel
• Does Product Contain Wood?: Yes
• Wood Species or Material: Curved Plywood
• Composite Wood: Curved Plywood
• Manufacturer Warranty: Space Seating
• Weight Capacity Surface or Seating: 400
• Seat Dimensions ( Overall ): 21.75W x 21.75D x 4.75T
• Seat Height ( Minimum ): 19.5
• Seat Height ( Maximum ): 22.25
• Back Dimensions ( Overall ): 21"W x 23"H
• Arms to Seat Min: 6
• Arms to Seat Max: 9.25
• Arms to Floor Minimum: 25.25
• Arms to Floor Max: 31.25

Compliance

• California Proposition 65 Warning Required: Yes
• CA Proposition 65 List of Chemicals: Lead
• California Prop 65 Warning Label (Text): "[PROPERTY_DOUBLE_QUOTEThis product can expose you to chemicals, including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov/furniture.PROPERTY_DOUBLE_QUOTE]"
• California Prop 65 Warning Label Image Link: https://assets.edgenet.com/1e994ab2-732f-48f8-93e7-9049de8d2a3e