<div> Vibrating Foam Roller with high-density EVA that provides clinical therapy technology in a compact, portable, personal unit. </div><div> <ul><li>Cordless, rechargeable and features four vibration frequencies that are ideal for pain relief and muscle relaxation</li><li>Patented multi-density GRID surface channels blood and oxygen through the muscle to increase circulation and accelerate muscle recovery</li><li>Small 3.5" diameter provides less surface area while rolling delivering targeted relief to deep layers of tissue</li><li>Recommended roller to prepare the body for peak performance by helping users relieve muscle pain and tightness before physical activity</li><li>Measures 12 x 3.5 inches and weighs 2.5 pounds</li><li>Rechargeable battery can last up to two hours (AC charger included)</li></ul> </div>