Adjustable Swivel Task Chair Ergonomic Office Chair with Adjustable Lumbar Support Color:White Solid square base for good

Solid square base for good stability

-Skin-friendly polyester fabric and supportive sponge for ultra comfort

-No worry about blocking view

-Easy and quick to put together

Adjustable Swivel Task Chair Ergonomic Office Chair with Adjustable Lumbar Support Color:White Solid square base for goodOverview 90flip up armrests allow for convenient Space saving design Padded sponge armrests and backrest with curved design for extra support Reliable height adjustment lever for easy height customization Rocking tension adjustment knob and rocking function for better sitting experience Upholstered lumbar support with height and fore aft adjustment Adjustable lumbar support and thickened upholstery for extra comfort Adjustable headrest with 2. 5" 6 cm