Feature:1. Improve Physical Discomfort: Wood hammer can promote lymphatic drainage and eliminate residual toxins and fats, and promote physical health.2. A Full Set Of Tools: Can easily all parts of body, and no longer have to worry about blind spots and sensitive parts being inaccessible.3. Generate Penetrating Vibration: Hammer massager resonate through deep tissues and bones, and vibration can relax a rigid body.4. Wide Range Of Applications: Massage tool is suitable for shoulder and neck pain, lumbar strain, joint pain, muscle aches, etc.5. Premium Aluminum Alloy Beech: surface, fine texture, aluminum alloy is and wear resistant, more comfortable to use.Specification:Item Type: Hammer Massage ToolMaterial: Aluminum Alloy + BeechScope Of Application: Suitable for shoulder and neck pain, lumbar strain, joint pain, muscle aches, etc. Package List:1 x Hammer Rod1 x Hammer Rod Replacement Head1 x Release Device1 x Small Reset Device1 x Large Reset Device1 x Balancer1 x Hammer1 x Storage Box