Intellinetix Knee/Elbow Therapy Wrap delivers targeted vibration therapy that aids in pain relief and recovery for your knee and elbow. Use pre- and post-workout to increase flexibility, circulation, and reduce muscle soreness. Intellinetix Knee/Elbow Vibration Therapy Wrap is wearable anywhere, anytime and may reduce pain from knee and elbow cramps, pain or injury. This wrap comes with three distinct levels of vibration offer customized relief and operates approximately 45 minutes between charges. Intellinetix Knee/Elbow Vibration Therapy Wrap is universally sized and designed to fit knee/elbow.