Labyrinth.. . A high quality full back ergonomic mesh chair Designed & manufactured to high standards Features patented wire push button control technology for ease of operation Fingertip controls adjust the chair with effortless precision Contoured polymer backrest & comfortable sprung mesh seat Waterfall front seat helps to alleviate pressure on the thighs while seated Smooth synchronous anti shock mechanism maintains constant contact & support for your body Weight tilt tension control is side mounted for ease of operation from seated position Seat depth adjustment Ratchet back height adjustment Adjustable height armrest with swivel top Chrome gas seat height adjustment Polished aluminium components include, base, back bar & armrests Recommended for use up to 8 hours per day Offered in Black or Grey colour finish 5 year manufacturers guarantee Delivered fully assembled