Sihoo M57 Pro Ergonomic Office Chair - SIHOO AustraliaSihoo M57 Pro Ergonomic Office Chair

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Sihoo M57 Pro Ergonomic Office Chair

$399.00 $499.00

118 reviews

Free shipping with delivery in 1-5 days.

Color

Black Mesh Grey Frame with Grey Mesh

Footrest Option

Without Built-in Footrest With Built-in Footrest

Product variants

Ready to feel the difference? Click Add to Cart now and give your back the support it’s been waiting for.

Sihoo M57 PRO Ergonomic Office Chair, Computer & Gaming Desk Chair — 4D Adjustable High-Back, Breathable Mesh, Dynamic Lumbar Support

Meet the M57 PRO, fondly dubbed the “Hexagonal God of War” for its all-round performance. Building on the runaway success of the original M57, this upgraded model smashes the BIFMA standard and packs five patented innovations into a sleek, airy mesh frame—perfect for long hours at the desk or an intense gaming stint.

Perfect for

Home offices & hybrid work set-ups
High-performance teams & boardrooms
Gamers chasing pro-level ergonomics
Anyone upgrading from the beloved M57 to the next big thing

View details

Sihoo M57 Pro Ergonomic Office Chair

Black Mesh / Without Built-in Footrest – Change

Specifications for product Sihoo M57 Pro Ergonomic Office Chair
Specification
Headrest	Double-Joint Flexible Headrest
Mechanism	Auto-blance mechanism with 3-position lock.
Mesh material	Breathable PE+polyester mesh
Suspension System	/
Waterfall-shapedseat cushion	Breathable Mesh Seat Cushion
Lumbar support	Height & Horizontal Adjustable Lumbar Support Integrated S-shape Backrest
Armrests	4D Linkage Armrests. Armrest Outer Width :67cm
Seat height	42-50cm
Seat width	50cm
Seat depth	45cm
Overall height	Height: 105-131cm Width: 73cm Depth: 72cm
Recline angle	109°, 122°, or 134
Net weight	20.20 kg (44.53 lb)
Max Recommended Weight	136 kg (300 lb)
Recommended user height range	150 - 180 cm (5' - 5'11")

Stay cool, stay comfortable

The M57 PRO’s full-mesh build lets air circulate freely from your shoulders to your seat, stopping perspiration before it starts. Even when the Aussie heat cranks up, you’ll stay fresh, focused and sweat-free all day long.

*The Footrest is not available in Without Built-in Footrest.

*The Footrest is not available in Without Built-in Footrest.

Specification
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Headrest	Double-Joint Flexible Headrest	2D headrest Up and down adjustable, rotatable	3D mechanical headrest	Ultra-wide integrated headrest	2D headrest Up and down adjustable, rotatable	—	3D headrest	3D headrest	3D mechanical headrest	—	—	—
Mechanism	Auto-blance mechanism with 3-position lock.	/	Smart weight-sensing mechanism with spring system	Anti-Gravity Mechanism with aerospace-grade glass fiber elastic plates	/	—	/	/	Smart weight-sensing mechanism with spring system	—	—	—
Mesh material	Breathable PE+polyester mesh	Breathable mesh	High-elasticity wave mesh	Italian velvet, DuPont TPEE	Breathable mesh	—	Breathable mesh	Breathable mesh	High-elasticity wave mesh	—	—	—
Suspension System	/	/	/	4 pressure-reducing springs	/	—	/	/	/	—	—	—
Waterfall-shapedseat cushion	Breathable Mesh Seat Cushion	Soft sponge cushion	Upgraded	Upgraded	Full mesh cushion	—	Full mesh cushion and Soft sponge cushion(90D)	Saddle-shaped cushion	Original	—	—	—
Lumbar support	Height & Horizontal Adjustable Lumbar Support Integrated S-shape Backrest	Manually adjustable 4.8 cm up and down, 3 cm forward and backward	Self-adaptive dynamic lumbar support	Dual dynamic lumbar support with 90°-105° customization	Manually adjustable 4.8 cm up and down, 3 cm forward and backward.	—	Dual lumbar support	4D cushioned lumbar support	Self-adaptive dynamic lumbar support	—	—	—
Armrests	4D Linkage Armrests. Armrest Outer Width :67cm	Up and down (height adjustable)	6D coordinated	6D coordinated	3D	—	4D	4D	4D coordinated	—	—	—
Seat height	42-50cm	44 - 54 cm (17.32 - 21.26 in)	46.5 - 56 cm (18.31 - 22.05 in)	47-55.5 cm (18.50 -21.85 in)	46 - 55 cm (18.11 - 21.65 in)	—	46 - 55 cm (18.11 - 21.65 in)	47.5 - 57 cm (18.70 - 22.44 in)	47 - 55 cm (18.50 - 21.65 in)	—	—	—
Seat width	50cm	51 cm (20.08 in)	51.5 cm (20.28 in)	51.5 cm (20.28 in)	51 cm (20.08 in)	—	51 cm (20.08 in)	53 cm (20.87 in)	49.5 cm (19.49 in)	—	—	—
Seat depth	45cm	45.5 cm (17.91 in)	42 - 44.5 cm (16.54 - 17.52 in)	40-47 cm (15.75-18.50 in)	46 cm (18.11 in)	—	46 cm (18.11 in)	44.5 - 49.5 cm (17.52 - 19.49 in)	42.5 cm (16.73 in)	—	—	—
Overall height	Height: 105-131cm Width: 73cm Depth: 72cm	112 - 130 cm (44.09 - 51.18 in)	108 - 128.5 cm (42.52 - 50.59 in)	109.5- 125 cm (43.11- 49.21 in)	107 - 123 cm (42.13 - 48.43 in)	—	107 - 130 cm	116 - 137 cm (45.67 - 53.94 in)	106.5 - 125.5 cm (41.93 - 49.41 in)	—	—	—
Recline angle	109°, 122°, or 134	110°-116°-126°	105°, 120°, 135°	100°,110°,130°	110°-116°-126°	—	110°-116°-126°	0°-9°-18°-27°	110°, 120°, 130°	—	—	—
Net weight	20.20 kg (44.53 lb)	19.20 kg	23.30 kg (51.36 lb)	26.2 kg (57.75 lb)	20.20 kg (44.53 lb)	—	21.20 kg	22.6 kg	23.20 kg (51.15 lb)	—	—	—
Max Recommended Weight	136 kg (300 lb)	136 kg (300 lb)	136 kg (300 lb)	136 kg (300 lb)	136 kg (300 lb)	—	136 kg (300 lb)	136 kg (300 lb)	136 kg (300 lb)	—	—	—
Recommended user height range	150 - 180 cm (5' - 5'11")	150 - 180 cm (5' - 5'11")	150 - 190 cm (5' - 6'3")	150 - 190 cm (5' - 6'3")	150 - 180 cm (5' - 5'11")	—	150 - 190 cm (5' - 6'3")	150 - 190 cm (5' - 6'3")	150 - 180 cm (5' - 5'11")	—	—	—