DUMOS Big and Tall Office Desk Chair with Lumbar Support, 500lbs Heavy Duty Mesh Ergonomic Computer Chair with 4D Armrest and Wide Comfy Seat, Swivel Wheels for Adult, Black
Buy Now, Pay Later
- – 6-month term
- – No impact on credit to apply
- – Instant approval decision
- – Secure and straightforward checkout
Ready to go? Add this product to your cart and select a plan during checkout.
Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Zip, Apple Pay, and Google Pay. No-credit-needed leasing options through Acima may also be available at checkout.
Learn more about financing & leasing here.
Selected Option
FREE 30-day refund/replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
Color: Black
Features
- Extra Large Comfortable Chair: This home office chair comes with a wider, thicker cushion (4.33" thick), ideal for taller users. It supports up to 500 pounds, delivering a superior, comfortable sitting experience for extended daily use
- Adjustable Lumbar Support: This heavy-duty office chair is equipped with adjustable lumbar support, allowing back-and-forth adjustment to fit your vertebra. It effectively eases lumbar pressure and relieves back fatigue from long hours of work
- Breathable Materials: Covered with premium breathable mesh, the big-and-tall chair features thick high-resilience sponge for soft support. Its waterfall front cushion edge reduces calf pressure and boosts lower limb blood circulation efficiently
- Multifunctional Adjustable: This desk chair has flexible 4D metal armrests to support arms and shoulders. Its height-adjustable, 360 swivel, and equipped with a tilt tension knob under the seat to customize backrest angle for optimal rest
- High Quality Craftsmanship: All accessories of this mesh chair adopt premium metal. The lift gas rod is a 3-stage cylinder with SGS and BIFIMA certification, paired with a sturdy metal base, ensuring stable structure and 500lbs max load
Description
Good furniture can turn a house into a home! We hope that DUMOS furniture can serve as a companion to witness your relaxing moments at home and happy moments with your family. DUMOS's professional team works hard to understand your needs, devoting all their energy to creating safe, beautiful, high-quality, and functional furniture for you. The ultimate pursuit of DUMOS is to make you and your family feel happy! How thick is the seat cushion, and can it support long work shifts? 4.33" thick high‑resilience sponge with waterfall edge. Supports 500 lbs without bottoming out. Soft yet firm – designed for full‑shift comfort. How does the lumbar support adjust to fit different back curves? Adjustable lumbar support moves back‑and‑forth to match your lower back curve. No forward tilt – stays neutral. Relieves pressure effectively. What adjustments do the armrests offer? 4D metal armrests adjust up/down, in/out, forward/back, and pivot. Solid metal construction – fully customizable for elbow and shoulder support. Can the chair lock upright, or does it have a forward lean? Under‑seat tension knob controls recline resistance. Lock upright at any angle – no forced forward lean. SGS‑certified 3‑stage gas lift + metal base. How easy is assembly? Are instructions clear? Clear step‑by‑step manual with photos. Online video available. All holes pre‑aligned. Assemble in under 30 minutes.
Brand: DUMOS
Color: Black
Material: Foam, Mesh, Metal
Product Dimensions: 22"D x 26.77"W x 42.32"H
Size: 1 pack
Brand Name: DUMOS
Additional Features: Adjustable Height, Adjustable Lumbar, Arm Rest, Ergonomic, Rolling
Unit Count: 1.0 Count
Recommended Uses For Product: Gaming, Office, Reading
Room Type: Bedroom, Game Recreation Room, Office, Study Room
Age Range Description: Adult
Included Components: Arm, Cushion Seat, Lumbar Support, Wheels
Model Name: 9011BK-KA1
Surface Recommendation: Hard Floor
Indoor Outdoor Usage: Indoor
Model Number: 9011BK-KA
UPC: 700476356341
Manufacturer: DUMOS
Manufacturer Part Number: 9011BK-KA11
Item Type Name: with Lumbar Support, 500lbs Heavy Duty Mesh Ergonomic Computer Chair with 4D Armrest and Wide Comfy Seat, Wheels for Adult, Black
Material Type: Foam, Mesh, Metal
Frame Material Type: Stainless Steel
Product Care Instructions: Wipe Clean
Fill Material: Sponge
Fabric Type: Linen
Upholstery Fabric Type: Linen
Maximum Weight Recommendation: 500 Pounds
Assembly Instructions Description: Assembly required, but easy to install at home by oneself.
Required Assembly: Yes
Color: Black
Back Style: Solid Back
Style Name: 1 pack
Pattern: Solid
Finish Types: Unfinished
Theme: Work
Shape: Rectangular
Arm Style: With arms
Furniture Finish: Steel
Cushion Style: Adjustable
Leg Style: Cross Leg
Form Factor: Desk Chair
Item Dimensions D x W x H: 22"D x 26.77"W x 42.32"H
Size: 1 pack
Item Weight: 42.54 Pounds
Arm Height: 9.8 Inches
Chair Backrest Width: 18.5 Inches
Item Dimensions: 22 x 26.77 x 42.32 inches
Furniture Base Movement: Swivel
Reclining Position Count: 1
Is Customizable?: No
Is Foldable: No
Frequently asked questions
To initiate a return, please visit our Returns Center.
View our full returns policy here.
- Klarna Financing
- Affirm Pay in 4
- Affirm Financing
- Afterpay Financing
- Zip Pay in 4
- Financing through Apple Pay
- Financing through Google Pay
Learn more about financing & leasing here.
Similar Products
Top Amazon Reviews
