Product Description: Sleep cool & dry! Contour Cool Air Pillow: The pillow’s core is 100% ventilated memory foam to prevent the pillow from retaining heat. This is topped with an Air Mesh Layer that is 99% air, for cloudlike sleeping comfort. The soft mesh layer allows heat to flow thru the pillow. The quilted, breathable pillow cover is custom fit for all night sleeping comfort. All three layers work in unison to provide air circulation all night long.