That's why I love the $40 Cabeau Evolution S3 pillow ... neck so you can customize the fit. It's about $10 cheaper and easier to travel with as it doesn't include a foam base like this one ...

Below you’ll find pillows made with memory foam ... aching neck” (according to one reviewer on the Bed,Bath & Beyond website). I’ll admit that sometimes I cheat on my Trtl with Cabeau ...