Features： 1、MULTIFUNCTIONAL: Can be used to massage various muscles like the hamstrings, thighs, inner thighs, calves, waist, triceps, biceps, and chest. It provides a wide range of relief for different muscle groups. 2、ERGONOMIC DESIGN: Designed according to the shape of the hand and the hardness of the elbow, this tool allows for easy and effective correct of pain and functional disorders in the hip area. 3、DEEP TISSUE RELEASE: Psoas muscle release tool helps regulate the fight or flight response, supports our digestive organs, regulates our breathing, and helps pump blood and lymph fluid. 4、REDUCE TENSION: Use this tool to release tension and improve flexibility in your muscles. It can help alleviate pain and discomfort in the hip area, providing a powerful solution for muscle tension relief. 5、PORTABLE: Take the psoas muscle release tool with you wherever you go, whether it's to the gym, during workouts, at the office, or in the comfort of your own home. Specification： Item Type: Psoas Muscle Release Tool Material: ABS Size: Approx. 29.5 x 12.5 x 6cm / 11.61 x 4.92 x 2.36in Effect: The psoas muscle complex (hip flexors) is considered one of the most important part of our body. The psoas major massager regulates our escape response, regulates our breathing, and helps pump blood and lymph through our body Applicable Parts: Hamstrings, thighs, inner thighs, calves, waist, triceps, biceps, chest. Package List： 1 x Psoas Muscle Release Tool