ProWork ErgoAir เก้าอี้สุขภาพ สีเทา

This ergonomic office chair features adjustable headrest, lumbar support, armrests, and tilt function. It is made of polypropylene, polyamide, mesh, and PU foam, with an aluminum alloy base and shock absorbers.

• The description claims the chair has a tilt function that can be locked at three levels and tilts up to 130 degrees.
• The description claims the shock absorbers are a Class 3 gas lift system that adjusts by 85 mm, meeting BIFMA standards.