ComfortMax Neck Support Pillow - Pain Relief Cervical Roll for Back Sleeping - Washable Pillowcase - Gray Bolster Round Roll - 18.9" x 3.9"

The practical benefits of the premium polyrethane elastic fibre (hollow fabric) material include its size of 48x10CM/18, which offers a comfortable and versatile usage experience. The material's elasticity allows for a snug fit and flexibility, making it suitable for various activities. The hollow fabric design enhances breathability and moisture-wicking properties, ensuring comfort during prolonged use. Overall, the material's practical benefits prioritize user comfort, versatility, and performance impact.