The Cat's Meow is an irresistible toy that fulfills your cat's natural instinct to pounce and prey. Its ingenious design features a durable rip stop nylon cover, concealing a hidden peek-a-boo "mouse" which skitters around and around. Designed with your cat's needs in mind, this toy randomly switches directions and speeds for endless hours of activity and entertainment.
Here's a picture of what it looks like.
And here are Charlie and Linus going after it.