Product DescriptionSegmented Spindles • Ergonomic design of each rolling spindle engineered to hit even the smallest pressure points and muscle fibers • Tactile design ensures each roller reaches and forms to every contour of the body for a deep tissue massaging experience • Specifically formed to roll evenly across any body part without any unwanted slipping or sliding against the skin Riveted Handles • Comfortable rubber material is ultra-smooth to provide even and stable pressure against the body • Ensures a steady grip that works effortlessly with you for the most efficient muscle massaging and relief • Revolutionary build fits to the natural contours of your hand to make massaging simple， smooth， and enjoyable even on the hands • Dual Grip design helps you hit those hard-to-reach spots and allows for uncomplicated self-massages• Great for pain relief from FibromyalgiaHigh Quality build • Withstands the pressure required to apply a thorough and relieving massage to the microtrauma acquired from various exercises • Reinforced Steel core provides reliable durability， which allows you to customize the pressure you require to effectively massage every muscle group • Solid Polymer build is structured to last and wont snap， chip， or crack under use Innovative Addition to any workout routine • Great for beginning and professional athletes alike. Use after kids' soccer practice to ease shin/hamstring pain， or after Dad's weightlifting to loosen and relieve muscles • Useful aid to any weight lifting regimen for both pre workout warmups and post workout relief. Great remedy for those day after lifting pains • Effective for flushing out the lactic acid released in the muscle fibers after a high-intensity workout