Grass Wall Panels 52647403Features: Two vibrating points, targets in back and lumbar, heating function in the lumbar You can set two intensities, five massage modes, and massage times of 15 min, 30 min or 60 min, so no worry about falling asleep during the massaging Upright or 150 lying with footrest lifting, by manually push the back Pocket spring system and high density Foam provide a more stretchy and more bounce sitting experience Linen feel fabric is breathable and easy