Intellinetix Vibration Therapy Wrap Knee / Elbow One Size Fits Most - EachAbout Intellinetix Knee Elbow Vibration Therapy Wrap (1 Unit) Wearable anywhere, anytime May reduce pain from knee and elbow cramps, pain or injury Three distinct levels of vibration offer customized relief Operates approximately 45 minutes between charges Universally sized and designed to fit knee elbow Description: Vibration Therapy Wrap Intellinetix Knee Elbow One Size Fits Most