4 knobs massage tool reduces muscle tension, relieves chronic pain and eliminates deep rooted muscle knots 
Simultaneous multi-point pressure by using all the knobs together or single knob for deep intense single point massage Uniquely designed knobs can be used directly over clothing to stimulate & sooth aches and pains 
Colors may Vary; Compact size and light weight; Portable and travel friendly 
Can be used with massage oils and creams; Washable with Soap & Water