Cool Gel Orthopeadic Support Domed Ergonomic 100% Memory Foam Pillow CushionUnlike other pillows marketed as memory foam, ours really are just that 100% visco elastic memory foam. Not a layer or a foam core, these pillows are through and through simply soft and supportive memory foam for a restful sleep. Added to this we have a layer of our 'Cool Gel' this will help yu to maintain a comfortable temperature and not get too warm which in turn helps lower the restlessness caused by overheating and enable you to have a good