Doona Head Support is aHead Support specifically designed for newborn babies, which provides young babies with the highest levels of safety and comfort. Developed alongside global engineering, safety and medical experts, the Head Support was designed for extra Side Impact Protection using energy absorbing materials. Made of Bamboo Charcoal Fiber textile (Anti-bacterial, Hypoallergenic, Humidity & thermal regulating) Specially developed and designed for extra Side Impact Protection using energy absorbing materials. Only for Doona Infant Car Seat Stroller The Doona Infant Car Seat Stroller itself already comes with this head support. Recommended for 0+ months. Product dimensions: 5.5 x 6.7 x 2.7 inches Product weight: 0.28 lbs *This product consists of only head support. Infant insert featured in video is not included.