2pcs Psoas Muscle Release Tool Set Portable Multifunctional Accurate Lightweight Hip Flexor gray.Feature: 1. MUSCLE MASSAGE TOOL: This muscle release tool simulates the shape of the hand of masseuse, which designed to help you correct pain as well as dysfunction in the hip area, releasing muscle tissue for you at all times. 2. DEEP TISSUE MASSAGE: The muscle release tool is designed to work for everyone, providing the deepest muscle tissue massage for people of any age and type. 3. ACCURATELY RE