The JJ Cole car seat cover is made of weather-resistant nylon and polyester. Its exterior shell is water-resistant to protect your baby from the elements. With an inner shell made of soft fleece, it keeps your little one warm and cozy. This baby car seat cover has a zipper for easy access to your child. It has an elastic band that can fit around baby car seats for a custom fit. This JJ Cole khaki cover is compatible with most standard car seats and is machine washable. JJ Cole is a leader in car seat accessories.