Cats Style Theme for 3D Book - Version 1.0 The recommended free template for PDF to page flip is the cats style pack. I thing many of you would like those fuzzy little animals, like cats and dogs. And most of you would choose them as your pets. So we choose some photos of cats to be the backgrounds of this template pack to satisfy both readers and book owners. Download and apply the theme to your flipbook converter to create a relaxed and comfortable book works now! And don't forget to visit our templates section for more benefit.