Memory Foam: The neck pillow is made of thick memory foam with strong support, which can be used to fit the entire neck with light pressure at will, helping you maintain a correct driving posture and reduce fatigue. Neck Care and Cervical Support: Innovative use of 3D engineered curve design to reduce the gap between the neck and shoulders and the seat, full curve design fits the lumbar and neck seamlessly, ergonomic arch. Three-point support to relieve pressure on the neck. Elastic Adjustable Belt: High-quality buckle attached to the seat, prevents the car neck pillow from sliding or falling off the seat, provides firm, better support for the neck, you can adjust the height of the car neck pillow. Breathable and Washable Cover: The car pillow cover is made of soft and breathable sports fabric. Skin-friendly material. The pillowcase is removable and washable, also supports machine washing. Ensures the pillowcase stays fresh and clean for a long time. Removable Small Pillow: With Velcro, can be attached to the large neck pillow, you can choose to remove or install according to personal comfort, adjust the thickness of the headrest.