The Nilkamal Sleep Memory Foam Pillow is made with memory foam, a soft material made of polyurethane. Memory foam is known to conform to the shape of different body parts such as the head and the neck. The Nilkamal Sleep Shredded Memory Foam Pillow is made with soft memory foam pieces as filling. The removable filling enables you to adjust the height of the pillow as preferred and easily resize the pillow based on your mood and needs.