Joinfit Vibrating Massage Roller is perfect for aiding recovery, mobility and flexibility before and after workout. It’s the ideal vibrating muscle roller for self-massage and myofascial release to make sure your body performs at its absolute best. Choose from level 1 to level 4(from low to high intensity) to apply the perfect amount of pressure to each of your sore muscles and joints. Relieve muscle pain in your lower and upper back, IT band, quads, hamstrings and more. A single charge you can have the power to relieve sore muscles and prime your body for peak performance anywhere and anytime.