An interactive soft book. Touch the activator to the silver buttons throughout the book to hear different sounds. Features sounds of various vehicles on the go such as a fire engine and police car. Mainly designed for kids. Friends on the Go Book with Sound By Love To Play Collection. Made of polyester and Velcro. Measures 8" x 8". Uses (3) 1.5 v button cell batteries, included. Batteries replaceable via the opening on the last page.