1.Safe and comfortable materials:The cervical neck traction device is made of highquality selfskinning foam material, and does not contain any harmful chemical components. It is gentle and does not irritate the skin.The strong and microelastic material can provide and strong neck support for the cervical spine, so you don't have to worry about the cervical traction being deformed by pressing. 2.Ergonomic Design Neck Traction Device: Fanlecy cervical pillow conforms with the correct form of cervical spine, perfectly match with the human curve. When you lie down on it, it vertical, horizontal support and curves stretch, reducing spinal pressure and helping users maintain a good spinal posture. Unique raised design more comfot, for more complete and effective neck traction therapy. 3.Relieves muscles stiffness: It effectively helps in restoring proper cervical curvature and relax the muscles, has proper neck support to relieve chronic neck pain, stress and tension headaches,shoulder stiffness,headache, cervical syndrome, TMJ relief, pinched nerves,spine stretcher, back pain, and shoulder pain relief and more.