Rottnen ErgoRo Ergonomic Office Chair-Rolling Desk Chair with 3D Adjustable Armrest & Memory Foam Armrest Pads, 3D Lumbar Sup

【Comfortable Armrests】 3D armrests pivot and are height adjustable (3″) to fit a variety of work areas, positions, and activities. With the memory foam armrest pads(removable), can help to relief pressure between your arm and elbow, dramatically improve your comfort level.

【Sync-tilt】 This ergonomic office chair with synchro-tilt functionality. That tilts the seat upward as the backrest reclines.It’s a nice feature to have when relaxing in a deep recline.

【Lumbar Support Element】The uniquely positioned Lumbar Support Element auto-adjusts to your lower back and provides just the right amount of acupressure to hold the lumbar in the perfect position. It automatically adapts to your individual back shape for the right level of spine support.