Thrival Deep Tissue - Fully Adjustable Psoas, Glute, Back and Neck Deep Tissue Massage Release Tool (Carbon Black) - Made in USA

Thrival Deep Tissue Pro - Fully Adjustable Psoas Muscle Release Tool for Hip Flexor, Back, Glute, Iliacus, and Neck Pain - Trigger Point and Myofascial Release Tool – Carbon Black

Aletha - Orbit Hip Flexor Release Ball | Psoas Massage Ball for Pain Relief and Trigger Point Muscle Therapy

LEZER Trigger Massage Point, Manual Massage Ball, Hip Hook, Muscle Knot Release Tool, Deep Tissue Relief, Hip Flexor Iliacus Back Psoas Hand Foot Myofascial, Physical Therapy, 2.9 inｘ2.1 in（Orange）