Breathable and comfortable material: the head pillow uses 3D breathable mesh and elastic sponge padding to relax the neck, prevent inversion, and reduce head pressure for comfortable wear, especially around the ears. Adjustable and secure fit: a fixed wing adjusts to fit a range of head circumferences and is compatible with tall wheelchairs and chairs with extended backs. The ergonomic Ushaped arc provides effective support to the back of the head. Versatile adjustability: length can be adjusted to fit bed widths up to 90 cm (35.43 inches), with a head adjustment range of 1225 cm (4.729.84 inches). This helps achieve a fit while minimizing ear pressure and preserving hearing. Easy maintenance: the headrest part is removable, and the cover can be easily taken off for machine washing, making it simple to keep clean and hygienic. 23 practical use scenarios While seated in a tall wheelchair or a chair with an extended back, use this pillow to relieve neck strain, stabilize the head, and reduce pressure around the ears during long periods of sitting. In bed, adjust the length up to 90 cm bed width and set the head height within 1225 cm to maintain proper head alignment, minimize ear pressure, and support comfortable rest. In caregiving or home care routines, benefit from removable headrest and machinewashable cover for easy cleaning and ongoing hygiene.