Sihoo C500 II / C300 II Ultra Ergonomic Computer Office Chair Human Engineering Seat

SIHOO•computer chair

Sihoo C500 II / C300 II Ultra Ergonomic Computer Office Chair Human Engineering Seat

CN¥3,499.00

SKU: 100276456804

Status:In Stock (30)

ID: 100206078745

Weight: 35500.00 g

Dims:802x726x636 mm

Specifications

Lifting method: changes in air pressure
Armrest type: 8D adjustable armrest
Seat depth: 45±1 cm
Maximum backrest angle: 150 degrees
Fabric material: Mesh
Assembly Required or Not: Assembly required
Additional Components: With waist support, Includes trolley wheels, footrest
pneumatic rod level

Variants / Sale Attributes

Color: Glossy Black + Space Chassis + Gliding Backrest + Footrest

Style: 5year warranty with free onsite installation

有无脚托: 有脚托

Package Contents

Chair*1 Installation Manual*1 Installation Tools*1 After-sales Service Package*1 Warranty Certificate*1

Product Description

Overview

Brand: SIHOO
Model: C500 Second Generation Series
SyncroFlex Lumbar-Back Glide Technology: Enables the chair to instantly sense and synchronize with every subtle body movement, providing dynamic and precise support that adapts to different body shapes and usage habits.
DynaCore Full Dynamic Tracking System (Enhanced Version): Offers ultimate all-scenario dynamic support.
Sixth Generation Space Chassis: Advanced structural base for stability and durability.
Domino Lumbar Support: Three modes (Strong Support, Flexible Support, Lumbar-Sacral Balance) for customized lumbar comfort.

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8D Linked Bionic Armrests

Multi-directional adjustment for ergonomic shoulder and elbow support.

3D Wide Headrest

Large curved design with three-way adjustment to evenly distribute cervical pressure.

Dynamic adaptive support rather than fixed support, ensuring "human-chair synchronous support."

Dual-track dual-spring motion suspension customized for different body types.

8cm adjustable glide rail for height adaptation; greater recline results in further glide.

Additional details

Five-zone linked support: headrest, backrest, lumbar support, armrests, and seat cushion move synchronously with user movements.

150° stepless reclining with lockable positions and four locking modes for focused work and relaxation.

Large curved lumbar support closely wraps the lumbar spine, reducing tailbone pressure and maintaining lumbar-back alignment during recline.

Cloud mesh seat with 4cm pressure distribution for breathability and comfort.

Aerospace-grade aluminum alloy frame with integrated die-casting for stability and premium feel.

Durable, wear-resistant, and quiet wheels with aluminum alloy five-star base.

Seat depth adjustable for personalized comfort.

Pressure distribution scientifically validated to reduce concentrated pressure and prevent discomfort during prolonged sitting.

Passed rigorous durability and safety tests including

1,136 kg static pressure test
100,000+ cycles of sliding and impact tests
BIFMA certification equivalent to 10 years of stable use
Headrest, backrest, armrest, gas lift, and base tested for strength and durability

Additional details

Chair weight: 45 kg
Maximum user weight capacity: 136 kg

Elegant dual-tone color options

Large curved surfaces for enhanced ergonomic fit and aesthetic appeal

The SIHOO C500 Second Generation office chair represents a flagship evolution with advanced dynamic support technologies and precision adjustments, delivering superior comfort and efficiency for high-performance office and creative work environments.