This layered memory foam pillow promotes proper sleeping posture. The memory foam top layer conforms to your head giving you a soothing, customized fit. The resilient polyurethane base helps correct and maintain proper neck posture. Washable plush fabric cover included. 18” x 13” (46cm x 33cm). Fits a standard pillow case. Large lobe: 4½”, small lobe: 3½”.