We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Claire Wilcox and Kit Dillon After a new round of testing, we continue ...

To calculate the volume of a cube, the length, width and height dimensions are multiplied. Volume is measured in cubic units. These are unit cubes which may be mm³, cm³ and m³. There are ...

Whether you'll have similar results will depend on whether the Pillow Cube's thickness perfectly fits the gap between your head and mattress. If you want to test the viral sensation yourself ...