Ergonomic neck pillow

Used only once as an experiment for my injury so it's practically new! Description from amazon This neck pillow is made of high-density slow rebound memory foam, which slowly adapts to the contours of your head and neck, providing precise support and evenly dispersing the pressure, effectively reducing neck and shoulder discomfort and helping you to get a deeper and more comfortable sleep. [Ergonomic Design for Full Support] Whether you sleep on your side, back or stomach, the ergonomic design of the pillow provides perfect support. The slow rebound memory foam gradually adjusts to your sleeping position to ensure that your neck is always in a natural and comfortable position, reducing cervical spine pressure and improving sleep quality. [Breathable Removable Pillowcase] The pillow comes with a breathable removable pillowcase that ensures air circulation and keeps the pillow fresh and clean, avoiding stuffiness and humidity. The pillowcase is made of soft, skin-friendly fabric for maximum comfort, while it can be easily removed and washed to maintain hygiene and extend its life.