Winter SaleEnds 1/19. Limited quantities. No rainchecks.Shop now

Main Content

SIHOO - C300 Ergonomic Office Chair with Soft 3D Armrests, Dynamic Lumbar Support, Adjustable Backrest - Gray

Model: DORO-C300L-A3-002
SKU: 10958517
$289.78
Save $80.00
Comp. Value: $369.99
or
Finance OptionsView your offers
Availability
Fulfillment Options

FREE shipping to

Sold & shipped by
SIHOO INTELLIGENT HOME USA LTD.
(4)
Specifications
  • Product Height
    41.34 inches
    Product Width
    27.56 inches
    Product Depth
    27.56 inches
    Seat Height (From Floor)
    17.72 inches
    Maximum Weight Capacity
    330 pounds
    Maximum Seat Height From Floor
    17.72 inches
  • Key Specs
    • Product Height: 41.34 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 27.56 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 27.56 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Seat Height (From Floor): 17.72 inches
    • Maximum Weight Capacity: 330 pounds (The maximum load that can be supported by the product.)
    • Maximum Seat Height From Floor: 17.72 inches
    • Minimum Seat Height From Floor: 15.75 inches
    • Seat Width: 20.08 inches
    • Seat Depth: 16.54 inches
    • Ergonomic Design: true
    • Caster Style: 5 (The design of the wheel with brackets or stems mounted to the bottom of each leg which allows for easily moving the item across various surfaces. Certain styles are better suited for different flooring, for example soft casters are best for hardwood or tile while hard casters can more easily glide across carpet.)
    • Armrest Features: Adjustable depth, Adjustable height, Adjustable width
    • Lumbar Support Type: Adjustable
    • Assembly Required: Partial
  • General
    • Brand: SIHOO
    • Model Number: DORO-C300L-A3-002
    • Product Name: C300 Ergonomic Office Chair with Soft 3D Armrests, Dynamic Lumbar Support, Adjustable Backrest
    • Color: Gray
    • Assembly Required: Partial
  • Dimensions
    • Product Height: 41.34 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 27.56 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 27.56 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 50.93 pounds (The out of box weight of the item.)
    • Seat Height (From Floor): 17.72 inches
    • Maximum Weight Capacity: 330 pounds (The maximum load that can be supported by the product.)
    • Maximum Seat Height From Floor: 17.72 inches
    • Minimum Seat Height From Floor: 15.75 inches
    • Seat Width: 20.08 inches
    • Seat Depth: 16.54 inches
    • Backrest Height: 22.24 inches
    • Backrest Width: 21.45 inches
  • Material
    • Material: Metal, Plastic
    • Finish: POLISH
    • Frame Material(s): Polypropylene
    • Seat Material: Mesh
    • Backrest Material: Polyester
    • Protective Qualities: Fire resistant
  • Design
    • Office Chair Style: Desk chair
    • Ergonomic Design: true
    • Base Design: 5-pointed star
    • Caster(s) Included: true
    • Caster Style: 5 (The design of the wheel with brackets or stems mounted to the bottom of each leg which allows for easily moving the item across various surfaces. Certain styles are better suited for different flooring, for example soft casters are best for hardwood or tile while hard casters can more easily glide across carpet.)
    • Recommended Surface(s): All surfaces
  • Features
    • Motion Type: Swivel
    • Number Of Chairs Included: 1
    • Reclining: true
    • Chair Tilt: Adjustable with tilt-tension control and tilt lock
    • Swivel Angle: 360 degrees
    • Adjustable Seat Height: true
    • Pneumatic Height Adjustment: true
    • Headrest Included: true
    • Headrest Features: Adjustable height, Adjustable width
    • Armrests Included: true
    • Armrest Features: Adjustable depth, Adjustable height, Adjustable width
    • Lumbar Support Type: Adjustable
    • Breathable Backrest: true
    • Built-In Headphone Jack: false
    • Built-In Speakers: false
    • Cup Holder(s): false
  • Warranty
    • Warranty - Parts: headrest, armrests, wheels, gas cylinder
    • Warranty - Labor: SIHOO-SEVICE
  • Other
    • UPC: 795441658087

The SIHOO A3 office chair, an innovative ergonomic model, uses advanced technology to ensure comfortable sitting and proper posture. It features automatically adjustable 4D headrest, lumbar support, linked 3D armrests, an intelligent gravity mechanism, and automatic adjustment, along with a soft backrest and breathable mesh seat for all-day comfort. Its 3D headrest offers wide-angle adjustment (4.5cm up/down, 6.5cm forward/backward, 20° angle) and is made of soft mesh with a triangular soft elastic frame and support straps for back support; the 4-position adjustable 6cm liftable backrest suits all heights and auto-reverts to level 1 when at maximum height. It also comes with domino auto-adaptive lumbar support. The intelligent gravity mechanism with weight-adjustable resilience enables 2-step auto-adjustment and tilting from 92° to 100° to 112° (max), allowing comfortable rocking or short breaks. Certified by American BIFMA and German TUV, it has passed tests like backrest strength and seat impact tests, and is equipped with SGS Class 4 cylinders for durability and safety. It comes with a 3-year warranty, with support available for any product issues.

  • Innovative Ergonomic Chair: SIHOO's latest ergonomic office chair uses advanced technology to ensure comfortable seating and healthy posture. It features an auto-adjusting 3D headrest, adaptive lumbar support, synchronized 3D armrests, and an intelligent weight-sensitive mechanism. With a soft backrest and breathable mesh seat, it delivers lasting comfort even during long hours of use.
  • Safety certification: The SIHOO A3 office chair is BIFMA and TÜV certified, passing rigorous tests for backrest strength, seat impact, caster durability, and leg strength. It features an SGS-certified Class 4 gas lift for enhanced safety and comes with a 3-year warranty. Contact us with any product concerns for complete peace of mind.
  • Wide Angle Adjustable Headrest and Trackable Backrest: The SIHOO A3 office chair features a 4D headrest that adjusts 4.5cm vertically, 6.5cm horizontally, and 20° in angle. Its triangular elastic frame with dual support straps cradles your back from shoulders to lumbar. The 4-position backrest adjusts up to 6cm in height and auto-resets when raised fully, fitting all users securely.
  • Domino auto-adaptive lumbar support and 4D linkage armrest: The SIHOO A3 features a 4D auto-adjusting headrest (4.5cm vertical/6.5cm horizontal/20° tilt). Its triangular elastic frame with shoulder-to-lumbar support straps and 4-position backrest (6cm height, auto-reset) ensures ergonomic comfort for all users.
  • Intelligent gravity mechanism・Automatic adjustment function: The SIHOO chair's tilt mechanism is its core innovation. Its intelligent gravity system automatically adapts to any user's weight with 2-step adjustment. Recline seamlessly between 92°, 100°, and 112° for comfortable rocking or deep relaxation during breaks.
  • Innovative Ergonomic Chair: SIHOO's latest ergonomic office chair uses advanced technology to ensure comfortable seating and healthy posture. It features an auto-adjusting 3D headrest, adaptive lumbar support, synchronized 3D armrests, and an intelligent weight-sensitive mechanism. With a soft backrest and breathable mesh seat, it delivers lasting comfort even during long hours of use.
  • Safety certification: The SIHOO A3 office chair is BIFMA and TÜV certified, passing rigorous tests for backrest strength, seat impact, caster durability, and leg strength. It features an SGS-certified Class 4 gas lift for enhanced safety and comes with a 3-year warranty. Contact us with any product concerns for complete peace of mind.
  • Wide Angle Adjustable Headrest and Trackable Backrest: The SIHOO A3 office chair features a 4D headrest that adjusts 4.5cm vertically, 6.5cm horizontally, and 20° in angle. Its triangular elastic frame with dual support straps cradles your back from shoulders to lumbar. The 4-position backrest adjusts up to 6cm in height and auto-resets when raised fully, fitting all users securely.
  • Domino auto-adaptive lumbar support and 4D linkage armrest: The SIHOO A3 features a 4D auto-adjusting headrest (4.5cm vertical/6.5cm horizontal/20° tilt). Its triangular elastic frame with shoulder-to-lumbar support straps and 4-position backrest (6cm height, auto-reset) ensures ergonomic comfort for all users.
  • Intelligent gravity mechanism・Automatic adjustment function: The SIHOO chair's tilt mechanism is its core innovation. Its intelligent gravity system automatically adapts to any user's weight with 2-step adjustment. Recline seamlessly between 92°, 100°, and 112° for comfortable rocking or deep relaxation during breaks.
Whats Included
  • 1* office chair 1* menu
  • 1* office chair 1* menu
Sponsored

Compare similar products

SIHOO - C300 Ergonomic Office Chair with Soft 3D Armrests, Dynamic Lumbar Support, Adjustable Backrest - Gray
SIHOO - C300 Ergonomic Office Chair with Soft 3D Armrests, Dynamic Lumbar Support, Adjustable Backrest - Gray

The SIHOO A3 office chair, an innovative ergonomic model, uses advanced technology to ensure comfortable sitting and proper posture. It features automatically adjustable 4D headrest, lumbar support, linked 3D armrests, an intelligent gravity mechanism, and automatic adjustment, along with a soft backrest and breathable mesh seat for all-day comfort. Its 3D headrest offers wide-angle adjustment (4.5cm up/down, 6.5cm forward/backward, 20° angle) and is made of soft mesh with a triangular soft elastic frame and support straps for back support; the 4-position adjustable 6cm liftable backrest suits all heights and auto-reverts to level 1 when at maximum height. It also comes with domino auto-adaptive lumbar support. The intelligent gravity mechanism with weight-adjustable resilience enables 2-step auto-adjustment and tilting from 92° to 100° to 112° (max), allowing comfortable rocking or short breaks. Certified by American BIFMA and German TUV, it has passed tests like backrest strength and seat impact tests, and is equipped with SGS Class 4 cylinders for durability and safety. It comes with a 3-year warranty, with support available for any product issues.

Newtral - Ergonomic High Back Mesh Office Chair - Black
5.0(2)

Newtral Magic H is specially tailored for individuals who spend prolonged periods seated, meeting ergonomic standards. It is the world's first patented chair that automatically adjusts to provide support to your back, regardless of whether you're leaning forward, sitting upright, or reclining. Alleviating discomfort associated with extended periods of sitting, it offers comprehensive support and comfort for your body. Whether for long office hours, study sessions, or leisure, everyone should own a Newtral back support office chair.

SIHOO - M59AS Ergonomic Office Chair, Computer Chair with 3D Armrests, Dual Back Lumbar Support Desk Chair for Home Office - Gray
5.0(1)

SIHOO M59AS Ergonomic Office Chair - Adaptive Support for Work & Leisure. Engineered for versatile use in home offices, gaming setups, studies, and bedrooms, the SIHOO M59AS combines intelligent ergonomic design with all-day comfort. The double-back structure and auto-adjusting lumbar pillow dynamically conform to your spine, while the 3D coordinated armrests rotate and slide to support your arms in any position. Featuring a saddle-shaped seat cushion and durable mesh back, this chair promotes airflow and reduces pressure during extended sitting. With 90° flip-up armrests that tuck neatly under desks, 360° swivel mobility, and quiet wheels that glide across floors, it adapts seamlessly to your space. Certified by BIFMA and SGS to support up to 150kg, this big and tall ready desk chair is built for lasting performance.

KERDOM - High Back Ergonomic Office Chair with Adjustable Headrest & Lumbar Support Tilt Reclining Computer Chair for Home Office - Black
4.6(10)

This ergonomic office chair features a breathable mesh back for optimal airflow and comfort. It includes an adjustable headrest, lumbar support, and flip-up armrests for personalized, space-efficient comfort. Built with a sturdy frame, metal base, and a reliable level-3 gas lift, it ensures durability and stability. Designed to promote proper posture and reduce strain during long sitting hours.

Specs

Reviews

This product doesn't have any reviews yet.

Sponsored

Similar products from outside of Best Buy

sponsored

Finance Options

My Best Buy® Credit Card
10% back in rewardson your first day of purchases when approved for the My Best Buy® Credit Card.
Buy Now, Pay Later
4 payments starting at $72.44
Lease to own
Apply today with no credit needed and enjoy flexible payment options.