Car Headrest Neck Rest Cushion with High Density Foam and Universal Fit for Driver and Passenger SeatsSupport and Alignment Prolonged driving can cause discomfort, and this cushion offers a solution by assisting with driving posture and neck alignment. It is designed for those who experience back discomfort, working by supporting the muscles during travel. This makes it a suitable supplement for the vehicle seat, providing support to the neck region. Material and Durability The cushion is constructed from thick high density memory foam that feels soft