Memory foam pillows are a type of pillow that is made out of a type of foam that is designed to provide comfort and support. Memory foam is a type of foam that is made out of polyurethane and it is oftentimes used in furniture, mattresses, and other types of products. Memory foam is a type of foam that is oftentimes used in furniture, mattresses, and other types of products. Learn more about "Memory Foam Pillows: How to Sleep More Comfortably" on memoryfoampillow.net.