Product Description
- Comfy Lumbar Support : Do you have back pain? SIGMA home office chair with lumbar support will be the best choice to protect your spine from the pain and fatigue of sitting for a long time. Adaptive elastic waist support can automatically provide support strength based on body weight and contact angle. If you sit in the office for a long time, this executive swivel chair will be your best choice.
- Adjustable Backrest : The backrest of the mesh office chair can be adjusted up and down to get more support according to your height and sitting posture. The adjustable range of the backrest is 6cm, which effectively solves the inconvenience caused by the height difference. Sihoo ergonomics office chair aims to provide each customer with a customized sitting experience.
- Highly Adjustable : Adjustable headrest, 3D armrests and back tilt provide you better support when you sit on our ergonomic office chair. You can choose 3 positions between 90°-123° to tilt the backrest, 10cm for seat height adjustment, and 360° free rotation.
- High Quality and Easy to Assemble : The gas lift of this high back office chair has passed BIFMA and SGS certification, and passed the 1136 kg static pressure test. Our desk chair can bear a weight of up to 150 kg. The instructions allow anyone to assemble the chair in eight simple steps.
What's in the box
- 5x Castors
- 5-star base
- Headrest
- 2x armrests
- Backrest
- 6x Armrest screws
- Gas lift
- 10x Shims
- Seat mechanism
- 1x Hex wrench N(4mm)
- 1x Hex wrench L(5mm)
- 1x Hex wrench M(6mm)
- 4x Mechanism screw
- Seat cushion
- 3x Backrest screw
- 2x Headrest screw
- manual
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