The Aireloom Aspire Handmade Luxury Pillow is designed, inside and out, to keep you cool while you sleep allowing you to get into a deeper more restful sleep. With a ventilated core it does not trap heat and allows air to move through the pillow. Enjoy the luxury of the Visco Memory Foam core and a state-of-the-art ultra conforming blend of soft, natural TENCEL® material knit liner.