Keeping one posture for a long time when driving can easily trigger a variety of problems. There is a large gap between the head and back, which means driver's neck of an effective support. Long time neck and shoulder tension can easily lead to back pain and fatigue, even cervical spondylosis. This headrest is for drivers to protect their neck and relax while driving. Take it and feel how it helps! Feature - Color: Black. - Material: Cotton. - Size: Approx. 25 x 17 x 8.5 cm. -Note: The back is random color - With ergonomics design, it is able to relief neck pain - Breathable,owns excellent qulity, firm and without deformation.Its compact design makes it to take everywhere - The pillow will comfortablely support your head and neck, relax your muscles,make your driving life more comfortable and safer - Perforating design,the natural and artifical technology,greatly enhanced the permeability - There is a zipper in the cover for convenience Package list: 2 x pillow