Features： 1、Practical: Designed to the shape of the therapist's hand and the stiffness of the elbow, you now have your own internal therapist to correct the pain and dysfunction in the hip joint area, and give you the pressure you want at any time, only pressure can release the human body Muscle tissue. 2、Massage: The psoas release tool is designed to provide the deepest relief for people of any age and body type. 3、Multifunction: Precise target depth, can be used in specific and inaccessible muscles. 4、Applicable Parts: Hamstrings, thighs, inner thighs, calves, lower back, upper back, triceps, biceps, chest. 5、Portable: A deep tissue massage tool that always accompanies you, providing you with what you need anytime, anywhere. Use in the gym, sports training, office or home. Specification： Item Type: Psoas Mass Massager Product Material: ABS Product Size: Approx. 28 x 14 x 13.5cm / 11 x 5.5 x 5.3in Efficacy: the Psoas Muscle Complex (Hip Flexor) is Considered to Be the Atman of Our Body. the Psoas Massager Regulates Our Fight or Flight Response, Regulates Our Breathing, and Helps Pump Blood and Lymph Through Our Body Applicable Parts: Hamstrings, Thighs, Inner Thighs, Calves, Lower Back, Upper Back, Triceps, Biceps, Chest. Package List： 1 x Psoas Mass Massager