Cervical Traction Device for Neck Pain Relief - One Size Fits All Necks - Pillow for Neck and Shoulder Pain - Comfortable Neck and Shoulder Relaxer - Portable Cervical Pillow for Neck Pain : Improper posture results in muscle stiffness and compression. Use our neck stretcher that perfectly matches the human cervical spine and support its correct posture. This neck and shoulder relaxer provides horizontal, curve and vertical stretch for the cervical spine to help in neck pain relief.