Neck & Shoulders Ease stiff muscle at shoulder, Relieve tiredness, Relieve the pain at shoulder and vertebra. Lower Back Boost blood circulation, Enhance immunity and disease resistance. Waist & Abdomen Continuous usage can help to reduce fat accumulation. Thighs Recover the stretching power and elasticity of muscles. Eliminate triedness and relieve pain. Ergonomic design of mKara can fully adopt the curve of human body to target on most parts like shoulder,back,thigh and calf for precise positioned massage. mKara can definitely let you experience relieving and comfortable massage. mKara's massage balls are specially deisgned and can relieve muscle pain, especially assorted with heat function.mKara can let you feel more energizing and restore your vitality immediately after massaging. Rechargeable portable design can let you carry and use anywhere like office, home which allows relieving your tiredness during journey or on the way work.