Ergonomic Office Chair with Adjustable Height Headrest Retractable Armrest Tilt Function High-back Executive Mesh Chair

Features:
BUILT TO LAST: Firm nylon base with solid metal construction, five-pointed feet design, anti-slack memory foam, and selected PA casters ensures durable and stable use.
HEIGHT ADJUSTABLE: The height can be adjusted from 113cm/44.5 to 122cm/48 simply by pressing the lift lever.
HEADRESTARMREST: Adjustable headrest gives your neck reasonable support. The armrests can also be retractedfor 90 to satisfy your needs.
ROCKING MECHANISM: 90-107Adjustable. By loosening the tilt knob, the seat-back can slightly tiltwith ease(unlockable)when you lean back and it springs back after you sit up.
RELAX: Widened shoulder support offers full wrapping. 5 smooth casters allow rolling in all directions. Ergonomic backrest design fits well with the human-spine, and effectively relieves the pressure from back pains.
BREATHABLE: High-density memory foam provides a comfortable sitting experience without any stuffiness, and the high-elastic back mesh design frees you from sweats.