Features1Ergonomics: Trigger point roller pen has non slip texture, it has ergonomic handle, which is easy and safe to grip, and it is very convenient for you to use. 2Painless Design: Meridian massage roller pen is painless when it is used, and is able to be used at any time. After use, it is able to have an immediate effect. 3Multi Purpose: Probe massage roller pen is able to be used as pain point detector and acupoint detector. Moderate pressing can immediately reduce pain. They are also used for auricular point therapy. 4Massage: Diagnostic ear roller pen is able to be used for atrial acupoint detection and massage, which is very practical and has no bad influence on your body. 5Stainless Steel: Reflexology massage roller pen is a multifunctional design, made of stainless steel, and is able to be used for facial and body massage.SpecificationItem Type: Trigger point roller penMaterial: Stainless steelMethods: After using roller to find the sensitive point of tenderness, press it with appropriate strength for several minutes, and the strength should be tolerable. You can also stick the auricular point on the probing point for massage.Package List1 x Trigger Point Roller Pen