Color as shown Size:11*21*15cm weight: 300g Simple and effective - Take out the neck support pillow, lie down, 10 minutes, you can stretch the cervical spine, relax the neck muscles, and relieve cervical spine pressure and pain . Flexible environmentally friendly PU material, toughness appropriate, comfortable lying position. C-shaped opening, elastic pressure, good supporting force. Ergonomic curve design, perfectly fit and support the neck, effectively relieve neck muscle stiffness caused by handheld viewing. long-term posture fixes computers and cell phones, and relieves neck and shoulder pain caused by stiffness. cervical. Two modes, stiff/soft, degree; different stretch for your choice. Pressure granules at 10 points, massages and relaxes the muscles on both sides of the neck. Please note that this is not an ordinary pillow, you can use it 1 to 2. 3 times a day, but each use should not exceed 10 minutes and you should not sleep on the pillow all night. For patients with severe degenerative changes in the cervical spine, bone bridge formation, and more than half of cervical spinal canal bone stenosis, physical therapy has no effect and it is recommended to go to hospital for surgery.