Among the standout features of the Derila Ergo Pillow is its versatile foam core. This substance shapes perfectly to the contours of your head and throat, giving individualized support that changes all through the night as you move. The foam is also hypoallergenic, making it appropriate for people with allergies or sensitivities to dirt and different popular irritants. Unlike normal pads that lose shape with time, the Derila Ergo Pillow maintains its firmness and support, ensuring consistent performance and longevity over months of everyday use. derila ergo pillow