Serta's icomfort Premium Support provides extra comfort and support in car seats, strollers, swings and bouncers. The adjustable side supports grows easily with your child and provides head and neck support. The Cool Action Triple Effects gel memory foam provides cushioned comfort and temperature regulation for your baby. The Nano-tex fabric provides advanced temperature regulation & moisture wicking. Machine washable for easy cleanup. A mush have for at home or on-the-go!