Full Body Zero Gravity Massage Chair with SL Track, Voice Control & Heat - Brown 8 Round Area Rugs It has a gas spring

It has a gas spring structure that ensures smooth movement up and down

Cover Material: Polyester 300 Denier

Material: MDF

Reclining Dimension: 27

X-shaped steel frame will support up to 800 lbs

Full Body Zero Gravity Massage Chair with SL Track, Voice Control & Heat - Brown 8 Round Area Rugs It has a gas springPamper yourself in this incredible multi function massage chair with 5 different massage techniques. Command this chair to do your bidding with the easy to use TFT remote control, or activate the voice control function with just one button. Equipped with a 53 long SL track, the massage rollers can work the muscles from your neck to your thighs. You can adjust the back and leg angles independently for the perfect fit or to use the stretching feature.