Want to wear slippers with style? Wear this Giant Robot Slippers with Sound. This bootie style slippers will make your feet look and sound like you are a robot. It comes in one size fit most adult. Featuring on/off button on the sound box and requires 4 x AA batteries. Made from polyester with bottom fabric coated with non slip dots. Great slippers for any Robot fanatics. Get one today for your collection or make it a special gift for someone special.