The Trigger Point Plus 5" Massage Ball is a great tool for anyone looking to relieve pain, pressure and tight areas in the hips and shoulders. The 5" diameter is designed specifically for those larger target areas and can get deep down into the tissue. The layered construction of the ball was designed to break up adhesions and give you relief. The MB5 is a great tool for anyone needing to release tight shoulders or hips. It’s five inch diameter was specifically designed to address the deeper tissue in the large muscle groups that become tight due to repetitive movement and sitting. The layered construction made up of different densities offers varying levels of pressure to break up adhesions, stimulate blood flow and restore mobility. Ideal to use during a pre-work out or anytime you need relief. Ideal for relieving tightness and restoring movement in hard to reach muscle groups like the hips and shoulders. 5 inch diameter created specifically to target larger muscles. Excellent non-slip grip so you can use it on virtually any surface including the floor or wall.