As opposed to the Derila, the Zymme is double sided, while you’ll see in the images above. It is possible to flip it over and use it like a flat pillow should you don’t need to have or want the contours. 3 months expended tests It was an unconventional 3 https://alexisqxbjm.full-design.com/how-derila-reviews-can-save-you-time-stress-and-money-71998916