The Maxi-Cosi Headrest Pillow is designed to provide extra support and comfort for your little one’s head. Compatible with the Pebble, Pebble Plus and Rock Car Seats, the headrest pillow can be used after the removal of the baby-hug inlay (at approx. 4 months) to provide additional support and comfort for your growing baby. The headrest pillow is included with the Pebble Car Seat, but can be bought as a separate accessory if the pillow is lost or appears worn over time. Features Suitable for use with Maxi-Cosi Pebble, Pebble Plus and Rock Car Seats Provides additional comfort for your little one Easy installation and adjustable Fully machine washable