The ERGO pillow uses a contoured "butterfly" shape and memory foam that responds to your body heat, aiming to keep your head, neck and spine in a more natural line while you sleep.
What we like
Contoured shape cradles head and neck
Memory foam adapts to your position
Removable, washable cover
Suits back and side sleepers
Things to know
Firmer feel takes a few nights to adjust
Foam may have a light new-product smell at first
Mostly sold online
The verdict
If you wake up with a stiff neck and want a supportive, shaped pillow, the Derila ERGO is well worth a try.