HOBOT Green-ray Ergonomic Office Chair, High Back Desk Chair, Adjustable Headrest with 4D Armrest, Lumbar Support Swivel Computer Task Chair for Office, Tilt Function Office Chair, Black H11 SERIES & H9 SERIES and full welding and powder

and full welding and powder coated on its surface

which can last for long time use(over 10 years)

And all the materials we using for hobot chairs are meet the requirements of RoHS2

These gas cylinders are extremely strong

We use only CLASS 4 gas lift cylinders for durability and ease of use

HOBOT Green-ray Ergonomic Office Chair, High Back Desk Chair, Adjustable Headrest with 4D Armrest, Lumbar Support Swivel Computer Task Chair for Office, Tilt Function Office Chair, Black H11 SERIES & H9 SERIES and full welding and powderThe foam fillings we used for Hobot chairs are using the same as the car seat foam fillings, which can last for long time use(over 10 years). Hobot chairs are using the high strength carbon steel as its frame construction, and full welding and powder coated on its surface, which ensure its durability and long time use(over 10 years) We use only CLASS 4 gas lift cylinders for durability and ease of use. These gas cylinders are extremely strong, long