The CYBEX Car Seat Rain Cover keeps your child dry and comfortable during inclement weather. The elastic bottom makes it easy to attach and remove while traveling. Compatible with all Cybex infant car seats. With this rain cover by Cybex for their Aton Car Seat you will not only keep rain, but also snow away from your baby bowl.
Features: 

Full coverage keeps your child shielded from wind, rain and snow
Transparent so your child can look out and see the world
Includes a flap so you can easily access your child if needed