Anvantages of our Happy Fitness Vibrating pu foam roller 1.Speedy Sore Muscle Relief—— Get instant relief for achy, sore muscles using our targeted vibrating pu foam roller that rapidly relaxes muscle tissue & increases blood circulation, so you can cut your recovery time in half! 2.At Home Physical Therapy—— High-quality physical therapy that can leave your wallet hurting more than your body! Our innovative design lets you reap the rewards of physical therapy on a budget – from the comfort of your own home. 3.5 vibration Levels and 1 Frequency Conversion——This Deep Tissue Vibrating pu foam roller has 5 powerful speed settings with frequency conversion function. Combined with various speed frequency conversions,the pu foam roller provides high-penetrating muscle soothing and deep stimulation. Allows you to easily find the perfect massage intensity that suits your desired muscle recovery treatment.