Iso-Cool Memory Foam Pillow, Traditional Shape, Standard 100% Cotton Made in the USA and Imported 100% Cotton cover with Outlast Adaptive Comfort material has microscopic PCM beads that absorb heat and feel cool, or releases heat and feel warm Visco-elastic memory foam filling in a plush design meant to maximize comfort for all sleepers Traditional measures 18 x 24 inches Made in the USA and Imported Isocool is a registered trademark of Carpenter Co.