***barely used - almost new condition. No retail box About this item [FUNCTIONAL UPGRADED] - Comes with 4+4 big airbags and chambers, this leg and foot massager not only has 3 massage modes levels, but also upgraded with 3 levels of heating therapy for the entire lower extremity. All your foot, lower calf, upper calf and thigh (or Knee) will be heated up in a few seconds, bring you a further relaxation. Soothing heat can better and faster melt away the soreness, also can help with the swelling and inflammation. [DESIGN UPGRADED] - Upgraded boots design can 360 cover all your feet and legs, offer sequential compression in complex patterns that stimulates hands kneading and squeezing massage, bring you a relaxing and all-round massage at home, effectively boost the blood flow, helps relieve muscle fatigue and pain. [EXPERIENCE UPGRADED] - No need to bend over to tie the Velcros or adjust sizes, it's upgraded with built-in pressure sensor and zippers, different users with different sizes of feet, calves and thighs can automatically get the preset optimal massage intensity experience. [CONTROL OPERATION UPGRADED] - This foot and leg massager comes with a digital handheld controller with LCD screen, which can clearly show the current modes, intensity and heating levels. And it's much easier to put on or take off the boots with zippers instead of Velcros, which are very helpful and friendly especially for seniors.