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Model	×SIHOO Smart M59Pro-S Ergonomic Chair – Flip-Up Armrests, Large Size, Metal Base	×SIHOO Model M57 Ergonomic Chair	Add a model to the table+ Add a modelSIHOO T6 Sit on AI Intelligent Ergonomic Chair with iChair Wellness SystemSIHOO M59AS Ergonomic ChairSIHOO Model M18 Ergonomic ChairSIHOO Smart M59Pro – Contoured Support, Flip-Up Armrests, Comfortable All DaySIHOO Doro C100 Premium Ergonomic Chair – Comfortable All DaySIHOO Vito-W Ergonomic Chair – Designed for Women and Smaller FramesSIHOO Vito Ergonomic Chair – Contoured Support to Ease Back PainSIHOO Doro C100-S Premium Ergonomic Chair – Lumbar Support That Relieves Back PressureSIHOO Doro C300-FT Premium Ergonomic Chair – Ergonomic Design, Comfortable All DaySIHOO Doro C500-FT Premium Ergonomic Chair – 9 Supreme Supports for Ultimate Body SupportSIHOO Doro S100 Premium Ergonomic Chair – Body Support to Ease Back PainSIHOO Doro S100-S Premium Ergonomic Chair – Body Support to Ease Back PainSIHOO Doro S500-FT Premium Ergonomic Chair – Air-Like Sitting, Floating Comfort Without Pressure
Price	฿9,100฿5,990	฿6,590
0% installments	฿999/month × 6 months	฿1,099/month × 6 months
Option	Smart M59Pro-S - GreySmart M59Pro-S - BlackAdd to cart	BlackGreyBlack frame Grey meshAdd to cart
Maximum load	—	136 kg
Recommended user height	—	150–190 cm
Armrests	3D	3D
ReclineDiffers	115–136°	109–126°
Lumbar supportDiffers	Spring, self-adjusting	2D (height and depth)
Headrest	2D	2D
Footrest	None	None
Seat depth adjustment	—	No
Backrest material	Mesh	Mesh
Seat material	Mesh	Mesh
BaseDiffers	Chrome	Plated steel
Gas lift	Class 3	—
Warranty	—	5–7 years
Chair weight	—	20.2 kg
Size (W × D × H)	—	66 × 64 × 107–123 cm

Specifications are summarised from each model's product description. "—" means we have no data yet; our team can answer any question 24/7.