gaming office furniture high back computer ergonomic adjustable swivel chair with headrest and lumbar support with footrest

the ergonomic body-hugging high back provides lumbar support and naturally follows your spine's natural curve. thick and high-density sponge cushion provides sufficient seat depth to reduce stress and pressure on your hips. you can adjust the 3-inch height to sit with your feet flat on the floor, knees at an angle of 90 degrees to the floor and parallel to the hips..syi