Home » Gadgets » The Neck Pain Relieving Car Head Rest Gadgets The Neck Pain Relieving Car Head Rest December 11, 2020 1 This is the memory foam cushion that supports the head, neck, and shoulders while driving. It secures to the driver’s seat with a pair of adjustable straps and helps keep the head and neck aligned to prevent pain caused by slumping or sudden movements. Its thick, high-density memory foam construction molds to the contours of your body to help alleviate discomfort and returns to its original shape when not in use.