MEMORY FOAM CORE - orthopaedic pillow that perfectly moulds around your head and neck, slowly bounces back to readjust its shape giving you optimal head and neck support whilst you sleepr) and 3.5in (low contour) . ERGONOMIC NECK PILLOW - contour wave shape memory foam neck pillow with 2 heights designed for side and back sleepers. Supports your head and neck in neutral alignment. Prevents neck strain, allows you to breath with ease and reduces snoring COMFORTABLE & SKIN FRIENDLY - breathable outer fabric with double airflow properties for optimal temperature and sweat prevention. Hypoallergenic, resistant to dust mite and mold. You can enjoy uninterrupted and refreshing sleep in all seasons PROTECTIVE OUTER AND INNER COVERS - protective pillow cases for good hygiene. Breathable ultra soft mesh outer cover has a hidden zipper for ease of removal and the cover is machine washable