The Keep Vibration Massage Device is a fitness device for relaxing muscle tissue through the use of powerful high-frequency vibrations that penetrate deep into the muscle fascia. Keep can alleviate muscle discomfort caused by daily high-intensity exercise, a sedentary work routine, etc. This product even can help you activate your muscles before you start exercising. The Keep Vibration Massage Device is the first in its class to use a knob for adjusting gears. The knob is more precise so that the user can choose the right gear more accurately. The more compact, integrated structure is also more visually appealing and user-friendly.