Features 1Effective Psoas Muscle Release: Target the psoas muscle complex to relieve tension, improve flexibility, and enhance movement 2Versatile Application: Psoas muscle release tool ideal for hamstrings, thighs, calves, lower and upper back, triceps, biceps, and chest muscles 3Deep Tissue Massage: Psoas muscle massager provides deep and penetrating massage to release knots, trigger points, and muscle tightness 4Enhanced Circulation: Hip flexor release tool helps increase blood and lymph flow, promoting faster muscle recovery and reducing soreness. 5Compact and Portable: Lightweight and compact design allows for easy storage and travel, for use at home, gym, or on the go. Specification Item Type: Psoas Muscle Release Tool Material: ABS Size: Approx. 29 x 12.3 x 6cm / 11.42 x 4.84 x 2.36in (hand measurement allows 3cm error) Effect: The psoas muscle complex (hip flexor) is considered the soul of our body. The large waist muscle massager regulates our fight or flight response, controls our breathing, and helps pump blood and lymph through our body. Suitable Parts: Hamstrings, Thighs, Inner thighs, Calves, Lower back, Upper back, Triceps, Biceps, Chest. Package List 1 x Psoas Muscle Release Tool