Compared with the Derila, the Zymme is double sided, as you’ll see in the pictures earlier mentioned. You could flip it over and use it like a flat pillow should you don’t need to have or want the contours. A number of other issues with it too. The grey protect https://milosagjn.blogocial.com/the-smart-trick-of-cervical-pillow-that-no-one-is-discussing-65295480